There are four major categories of ratios used in financial statement analysis.
1. Liquidity Ratios
Liquidity ratios measure a business's ability to meet its short-term obligations. They are of particular interest to creditors, suppliers, and lenders.
Current Ratio
Current ratio=Total current liabilitiesTotal current assets
A ratio greater than 1 is generally considered satisfactory.
Quick Ratio (Acid-Test Ratio)
Quick ratio=Total current liabilitiesTotal current assets−Inventories−Prepayments
This ratio excludes inventory because it is less liquid. A quick ratio of 1:1 or higher is preferred.
2. Profitability Ratios
These ratios measure the ability of a business to generate profit relative to sales or assets.
Gross Profit Margin
Gross profit margin=Net salesGross profit×100%
Operating Profit Margin
Operating profit margin=Net salesProfit before interest and tax (EBIT)×100%
Net Profit Margin
Net profit margin=Net salesProfit after tax×100%
Return on Assets (ROA)
ROA=Total assetsEBIT×100%
Return on Equity (ROE)
ROE=Shareholders’ equityProfit after interest and tax×100%
Return on Capital Employed (ROCE)
ROCE=Capital employedProfit before interest and tax×100%
Where capital employed = total assets − current liabilities (or share capital + reserves + long-term debt)
3. Financial Leverage (Solvency) Ratios
These ratios assess a business's ability to meet long-term obligations and measure the proportion of debt in the capital structure.
Total Debt Ratio
Debt ratio=Total assetsTotal liabilities×100%
Equity Ratio (Proprietary Ratio)
Equity ratio=Total assetsTotal equity×100%
Debt-to-Equity Ratio
Debt-to-equity ratio=Total equityLong-term debt×100%
Interest Coverage Ratio
Interest coverage=Interest expensesProfit before interest and tax
A ratio of 2 or higher is generally considered adequate.
4. Efficiency (Activity) Ratios
These ratios measure how efficiently a business uses its assets to generate sales.
Inventory Turnover Ratio
Inventory turnover=Average inventoryCost of goods sold
Debtors' Turnover Ratio
Debtors’ turnover=Average debtorsNet credit sales
Debtors' Collection Period
Collection period=Debtors’ turnover365 days
Creditors' Turnover Ratio
Creditors’ turnover=Average creditorsNet credit purchases
Total Assets Turnover
Asset turnover=Total assetsNet sales