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Finding the Fourth Proportional to 151,651.26, 227,503.65 and 51,788.07

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Solution

The fourth proportional to 151,651.26, 227,503.65 and 51,788.07 is: 77,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,651.26 : 227,503.65 = 51,788.07 : x
  2. Step 2: Convert to fraction form
    151,651.26/227,503.65 = 51,788.07/x
  3. Step 3: Cross multiply
    151,651.26x = 227,503.65 × 51,788.07
  4. Step 4: Simplify right side
    151,651.26x = 11,781,974,951.46
  5. Step 5: Solve for x
    x = 11,781,974,951.46/151,651.26
  6. Step 6: Final answer
    x = 77,691.24

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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.