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Finding the Fourth Proportional to 224,744.01, 337,113.70 and 129,913.85

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Solution

The fourth proportional to 224,744.01, 337,113.70 and 129,913.85 is: 194,869.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,744.01 : 337,113.70 = 129,913.85 : x
  2. Step 2: Convert to fraction form
    224,744.01/337,113.70 = 129,913.85/x
  3. Step 3: Cross multiply
    224,744.01x = 337,113.70 × 129,913.85
  4. Step 4: Simplify right side
    224,744.01x = 43,795,738,152.16
  5. Step 5: Solve for x
    x = 43,795,738,152.16/224,744.01
  6. Step 6: Final answer
    x = 194,869.44

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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.