Home / 59,139.10-88,708.65-42,463.90

Finding the Fourth Proportional to 59,139.10, 88,708.65 and 42,463.90

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Solution

The fourth proportional to 59,139.10, 88,708.65 and 42,463.90 is: 63,695.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,139.10 : 88,708.65 = 42,463.90 : x
  2. Step 2: Convert to fraction form
    59,139.10/88,708.65 = 42,463.90/x
  3. Step 3: Cross multiply
    59,139.10x = 88,708.65 × 42,463.90
  4. Step 4: Simplify right side
    59,139.10x = 3,766,915,242.74
  5. Step 5: Solve for x
    x = 3,766,915,242.74/59,139.10
  6. Step 6: Final answer
    x = 63,695.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.