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Finding the Fourth Proportional to 63,422.92, 95,138.82 and 25,472.19

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Solution

The fourth proportional to 63,422.92, 95,138.82 and 25,472.19 is: 38,210.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,422.92 : 95,138.82 = 25,472.19 : x
  2. Step 2: Convert to fraction form
    63,422.92/95,138.82 = 25,472.19/x
  3. Step 3: Cross multiply
    63,422.92x = 95,138.82 × 25,472.19
  4. Step 4: Simplify right side
    63,422.92x = 2,423,394,099.42
  5. Step 5: Solve for x
    x = 2,423,394,099.42/63,422.92
  6. Step 6: Final answer
    x = 38,210.07

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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.