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Finding the Fourth Proportional to 224,793.18, 337,076.49 and 74,981.34

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Solution

The fourth proportional to 224,793.18, 337,076.49 and 74,981.34 is: 112,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,793.18 : 337,076.49 = 74,981.34 : x
  2. Step 2: Convert to fraction form
    224,793.18/337,076.49 = 74,981.34/x
  3. Step 3: Cross multiply
    224,793.18x = 337,076.49 × 74,981.34
  4. Step 4: Simplify right side
    224,793.18x = 25,274,446,902.70
  5. Step 5: Solve for x
    x = 25,274,446,902.70/224,793.18
  6. Step 6: Final answer
    x = 112,434.22

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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.