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Finding the Fourth Proportional to 468,757.62, 703,177.92 and 131,801.22

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Solution

The fourth proportional to 468,757.62, 703,177.92 and 131,801.22 is: 197,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,757.62 : 703,177.92 = 131,801.22 : x
  2. Step 2: Convert to fraction form
    468,757.62/703,177.92 = 131,801.22/x
  3. Step 3: Cross multiply
    468,757.62x = 703,177.92 × 131,801.22
  4. Step 4: Simplify right side
    468,757.62x = 92,679,707,733.06
  5. Step 5: Solve for x
    x = 92,679,707,733.06/468,757.62
  6. Step 6: Final answer
    x = 197,713.50

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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.