Home / 237,272.40-327,435.91-129,842.47

Finding the Fourth Proportional to 237,272.40, 327,435.91 and 129,842.47

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Solution

The fourth proportional to 237,272.40, 327,435.91 and 129,842.47 is: 179,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,272.40 : 327,435.91 = 129,842.47 : x
  2. Step 2: Convert to fraction form
    237,272.40/327,435.91 = 129,842.47/x
  3. Step 3: Cross multiply
    237,272.40x = 327,435.91 × 129,842.47
  4. Step 4: Simplify right side
    237,272.40x = 42,515,086,177.90
  5. Step 5: Solve for x
    x = 42,515,086,177.90/237,272.40
  6. Step 6: Final answer
    x = 179,182.60

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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.