Home / 238,789.92-329,519.70-131,353.14

Finding the Fourth Proportional to 238,789.92, 329,519.70 and 131,353.14

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Solution

The fourth proportional to 238,789.92, 329,519.70 and 131,353.14 is: 181,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,789.92 : 329,519.70 = 131,353.14 : x
  2. Step 2: Convert to fraction form
    238,789.92/329,519.70 = 131,353.14/x
  3. Step 3: Cross multiply
    238,789.92x = 329,519.70 × 131,353.14
  4. Step 4: Simplify right side
    238,789.92x = 43,283,447,286.86
  5. Step 5: Solve for x
    x = 43,283,447,286.86/238,789.92
  6. Step 6: Final answer
    x = 181,261.62

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1.5x scale

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.