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Finding the Fourth Proportional to 247,854.52, 371,614.92 and 148,084.39

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Solution

The fourth proportional to 247,854.52, 371,614.92 and 148,084.39 is: 222,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,854.52 : 371,614.92 = 148,084.39 : x
  2. Step 2: Convert to fraction form
    247,854.52/371,614.92 = 148,084.39/x
  3. Step 3: Cross multiply
    247,854.52x = 371,614.92 × 148,084.39
  4. Step 4: Simplify right side
    247,854.52x = 55,030,368,743.10
  5. Step 5: Solve for x
    x = 55,030,368,743.10/247,854.52
  6. Step 6: Final answer
    x = 222,026.89

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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.