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Finding the Fourth Proportional to 224,843.10, 337,221.45 and 67,076.70

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Solution

The fourth proportional to 224,843.10, 337,221.45 and 67,076.70 is: 100,602.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,843.10 : 337,221.45 = 67,076.70 : x
  2. Step 2: Convert to fraction form
    224,843.10/337,221.45 = 67,076.70/x
  3. Step 3: Cross multiply
    224,843.10x = 337,221.45 × 67,076.70
  4. Step 4: Simplify right side
    224,843.10x = 22,619,702,035.22
  5. Step 5: Solve for x
    x = 22,619,702,035.22/224,843.10
  6. Step 6: Final answer
    x = 100,602.16

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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.