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Finding the Fourth Proportional to 224,939.68, 337,409.52 and 91,882.72

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Solution

The fourth proportional to 224,939.68, 337,409.52 and 91,882.72 is: 137,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,939.68 : 337,409.52 = 91,882.72 : x
  2. Step 2: Convert to fraction form
    224,939.68/337,409.52 = 91,882.72/x
  3. Step 3: Cross multiply
    224,939.68x = 337,409.52 × 91,882.72
  4. Step 4: Simplify right side
    224,939.68x = 31,002,104,451.49
  5. Step 5: Solve for x
    x = 31,002,104,451.49/224,939.68
  6. Step 6: Final answer
    x = 137,824.08

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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.