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Finding the Fourth Proportional to 253,001.97, 379,557.60 and 95,229.96

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Solution

The fourth proportional to 253,001.97, 379,557.60 and 95,229.96 is: 142,865.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,001.97 : 379,557.60 = 95,229.96 : x
  2. Step 2: Convert to fraction form
    253,001.97/379,557.60 = 95,229.96/x
  3. Step 3: Cross multiply
    253,001.97x = 379,557.60 × 95,229.96
  4. Step 4: Simplify right side
    253,001.97x = 36,145,255,065.70
  5. Step 5: Solve for x
    x = 36,145,255,065.70/253,001.97
  6. Step 6: Final answer
    x = 142,865.51

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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.