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Finding the Fourth Proportional to 224,748.30, 337,122.45 and 91,555.95

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Solution

The fourth proportional to 224,748.30, 337,122.45 and 91,555.95 is: 137,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,748.30 : 337,122.45 = 91,555.95 : x
  2. Step 2: Convert to fraction form
    224,748.30/337,122.45 = 91,555.95/x
  3. Step 3: Cross multiply
    224,748.30x = 337,122.45 × 91,555.95
  4. Step 4: Simplify right side
    224,748.30x = 30,865,566,176.08
  5. Step 5: Solve for x
    x = 30,865,566,176.08/224,748.30
  6. Step 6: Final answer
    x = 137,333.93

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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.