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Finding the Fourth Proportional to 63,812.71, 95,732.73 and 19,443.04

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Solution

The fourth proportional to 63,812.71, 95,732.73 and 19,443.04 is: 29,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,812.71 : 95,732.73 = 19,443.04 : x
  2. Step 2: Convert to fraction form
    63,812.71/95,732.73 = 19,443.04/x
  3. Step 3: Cross multiply
    63,812.71x = 95,732.73 × 19,443.04
  4. Step 4: Simplify right side
    63,812.71x = 1,861,335,298.70
  5. Step 5: Solve for x
    x = 1,861,335,298.70/63,812.71
  6. Step 6: Final answer
    x = 29,168.72

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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.