Home / 226,314.71-339,472.50-84,191.15

Finding the Fourth Proportional to 226,314.71, 339,472.50 and 84,191.15

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Solution

The fourth proportional to 226,314.71, 339,472.50 and 84,191.15 is: 126,286.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,314.71 : 339,472.50 = 84,191.15 : x
  2. Step 2: Convert to fraction form
    226,314.71/339,472.50 = 84,191.15/x
  3. Step 3: Cross multiply
    226,314.71x = 339,472.50 × 84,191.15
  4. Step 4: Simplify right side
    226,314.71x = 28,580,579,265.38
  5. Step 5: Solve for x
    x = 28,580,579,265.38/226,314.71
  6. Step 6: Final answer
    x = 126,286.88

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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.