Home / 238,949.80-329,748.11-131,517.52

Finding the Fourth Proportional to 238,949.80, 329,748.11 and 131,517.52

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Solution

The fourth proportional to 238,949.80, 329,748.11 and 131,517.52 is: 181,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,949.80 : 329,748.11 = 131,517.52 : x
  2. Step 2: Convert to fraction form
    238,949.80/329,748.11 = 131,517.52/x
  3. Step 3: Cross multiply
    238,949.80x = 329,748.11 × 131,517.52
  4. Step 4: Simplify right side
    238,949.80x = 43,367,655,257.74
  5. Step 5: Solve for x
    x = 43,367,655,257.74/238,949.80
  6. Step 6: Final answer
    x = 181,492.75

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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.