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Finding the Fourth Proportional to 371,902.73, 557,854.90 and 102,034.76

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Solution

The fourth proportional to 371,902.73, 557,854.90 and 102,034.76 is: 153,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,902.73 : 557,854.90 = 102,034.76 : x
  2. Step 2: Convert to fraction form
    371,902.73/557,854.90 = 102,034.76/x
  3. Step 3: Cross multiply
    371,902.73x = 557,854.90 × 102,034.76
  4. Step 4: Simplify right side
    371,902.73x = 56,920,587,791.96
  5. Step 5: Solve for x
    x = 56,920,587,791.96/371,902.73
  6. Step 6: Final answer
    x = 153,052.35

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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.