Calculating the Times Interest Earned Ratio. For the most recent year, Seether, Inc., had sales of $534,000, cost of goods sold of $241,680, depreciation expense of $60,400, and additions to retained earnings of $72,800. The firm currently has 20,000 shares of common stock outstanding and the previous year's dividends per share were $1.35. Assuming a 34 percent income tax rate, what was the times interest earned ratio?