Home / 94,590.28-141,869.88-38,428.12

Finding the Fourth Proportional to 94,590.28, 141,869.88 and 38,428.12

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Solution

The fourth proportional to 94,590.28, 141,869.88 and 38,428.12 is: 57,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,590.28 : 141,869.88 = 38,428.12 : x
  2. Step 2: Convert to fraction form
    94,590.28/141,869.88 = 38,428.12/x
  3. Step 3: Cross multiply
    94,590.28x = 141,869.88 × 38,428.12
  4. Step 4: Simplify right side
    94,590.28x = 5,451,792,950.36
  5. Step 5: Solve for x
    x = 5,451,792,950.36/94,590.28
  6. Step 6: Final answer
    x = 57,635.87

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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.