Home / 182,778.30-274,167.45-129,634.20

Finding the Fourth Proportional to 182,778.30, 274,167.45 and 129,634.20

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Solution

The fourth proportional to 182,778.30, 274,167.45 and 129,634.20 is: 194,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,778.30 : 274,167.45 = 129,634.20 : x
  2. Step 2: Convert to fraction form
    182,778.30/274,167.45 = 129,634.20/x
  3. Step 3: Cross multiply
    182,778.30x = 274,167.45 × 129,634.20
  4. Step 4: Simplify right side
    182,778.30x = 35,541,478,046.79
  5. Step 5: Solve for x
    x = 35,541,478,046.79/182,778.30
  6. Step 6: Final answer
    x = 194,451.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.