Home / 61,306.56-84,581.28-40,098.24

Finding the Fourth Proportional to 61,306.56, 84,581.28 and 40,098.24

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Solution

The fourth proportional to 61,306.56, 84,581.28 and 40,098.24 is: 55,321.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,306.56 : 84,581.28 = 40,098.24 : x
  2. Step 2: Convert to fraction form
    61,306.56/84,581.28 = 40,098.24/x
  3. Step 3: Cross multiply
    61,306.56x = 84,581.28 × 40,098.24
  4. Step 4: Simplify right side
    61,306.56x = 3,391,560,464.95
  5. Step 5: Solve for x
    x = 3,391,560,464.95/61,306.56
  6. Step 6: Final answer
    x = 55,321.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.