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Finding the Fourth Proportional to 136,502.60, 204,717.45 and 41,732.60

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Solution

The fourth proportional to 136,502.60, 204,717.45 and 41,732.60 is: 62,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,502.60 : 204,717.45 = 41,732.60 : x
  2. Step 2: Convert to fraction form
    136,502.60/204,717.45 = 41,732.60/x
  3. Step 3: Cross multiply
    136,502.60x = 204,717.45 × 41,732.60
  4. Step 4: Simplify right side
    136,502.60x = 8,543,391,453.87
  5. Step 5: Solve for x
    x = 8,543,391,453.87/136,502.60
  6. Step 6: Final answer
    x = 62,587.76

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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.