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Finding the Fourth Proportional to 247,463.52, 371,335.71 and 133,609.82

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Solution

The fourth proportional to 247,463.52, 371,335.71 and 133,609.82 is: 200,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,463.52 : 371,335.71 = 133,609.82 : x
  2. Step 2: Convert to fraction form
    247,463.52/371,335.71 = 133,609.82/x
  3. Step 3: Cross multiply
    247,463.52x = 371,335.71 × 133,609.82
  4. Step 4: Simplify right side
    247,463.52x = 49,614,096,017.03
  5. Step 5: Solve for x
    x = 49,614,096,017.03/247,463.52
  6. Step 6: Final answer
    x = 200,490.55

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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.