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Finding the Fourth Proportional to 133,658.70, 200,542.05 and 58,793.10

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Solution

The fourth proportional to 133,658.70, 200,542.05 and 58,793.10 is: 88,213.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,658.70 : 200,542.05 = 58,793.10 : x
  2. Step 2: Convert to fraction form
    133,658.70/200,542.05 = 58,793.10/x
  3. Step 3: Cross multiply
    133,658.70x = 200,542.05 × 58,793.10
  4. Step 4: Simplify right side
    133,658.70x = 11,790,488,799.86
  5. Step 5: Solve for x
    x = 11,790,488,799.86/133,658.70
  6. Step 6: Final answer
    x = 88,213.40

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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.