Home / 225,839.61-338,652.10-131,098.84

Finding the Fourth Proportional to 225,839.61, 338,652.10 and 131,098.84

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Solution

The fourth proportional to 225,839.61, 338,652.10 and 131,098.84 is: 196,585.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,839.61 : 338,652.10 = 131,098.84 : x
  2. Step 2: Convert to fraction form
    225,839.61/338,652.10 = 131,098.84/x
  3. Step 3: Cross multiply
    225,839.61x = 338,652.10 × 131,098.84
  4. Step 4: Simplify right side
    225,839.61x = 44,396,897,473.56
  5. Step 5: Solve for x
    x = 44,396,897,473.56/225,839.61
  6. Step 6: Final answer
    x = 196,585.96

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Why These Related Problems?

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