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Finding the Fourth Proportional to 63,428.61, 95,142.65 and 16,044.15

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Solution

The fourth proportional to 63,428.61, 95,142.65 and 16,044.15 is: 24,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,428.61 : 95,142.65 = 16,044.15 : x
  2. Step 2: Convert to fraction form
    63,428.61/95,142.65 = 16,044.15/x
  3. Step 3: Cross multiply
    63,428.61x = 95,142.65 × 16,044.15
  4. Step 4: Simplify right side
    63,428.61x = 1,526,482,867.78
  5. Step 5: Solve for x
    x = 1,526,482,867.78/63,428.61
  6. Step 6: Final answer
    x = 24,066.16

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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.