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Finding the Fourth Proportional to 224,844.60, 337,223.70 and 67,078.20

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Solution

The fourth proportional to 224,844.60, 337,223.70 and 67,078.20 is: 100,604.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,844.60 : 337,223.70 = 67,078.20 : x
  2. Step 2: Convert to fraction form
    224,844.60/337,223.70 = 67,078.20/x
  3. Step 3: Cross multiply
    224,844.60x = 337,223.70 × 67,078.20
  4. Step 4: Simplify right side
    224,844.60x = 22,620,358,793.34
  5. Step 5: Solve for x
    x = 22,620,358,793.34/224,844.60
  6. Step 6: Final answer
    x = 100,604.41

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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.