Home / 237,134.82-327,248.59-129,702.55

Finding the Fourth Proportional to 237,134.82, 327,248.59 and 129,702.55

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Solution

The fourth proportional to 237,134.82, 327,248.59 and 129,702.55 is: 178,990.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,134.82 : 327,248.59 = 129,702.55 : x
  2. Step 2: Convert to fraction form
    237,134.82/327,248.59 = 129,702.55/x
  3. Step 3: Cross multiply
    237,134.82x = 327,248.59 × 129,702.55
  4. Step 4: Simplify right side
    237,134.82x = 42,444,976,606.90
  5. Step 5: Solve for x
    x = 42,444,976,606.90/237,134.82
  6. Step 6: Final answer
    x = 178,990.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.