Home / 102,909.29-141,997.69-60,476.02

Finding the Fourth Proportional to 102,909.29, 141,997.69 and 60,476.02

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Solution

The fourth proportional to 102,909.29, 141,997.69 and 60,476.02 is: 83,446.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,909.29 : 141,997.69 = 60,476.02 : x
  2. Step 2: Convert to fraction form
    102,909.29/141,997.69 = 60,476.02/x
  3. Step 3: Cross multiply
    102,909.29x = 141,997.69 × 60,476.02
  4. Step 4: Simplify right side
    102,909.29x = 8,587,454,860.99
  5. Step 5: Solve for x
    x = 8,587,454,860.99/102,909.29
  6. Step 6: Final answer
    x = 83,446.84

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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.