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Finding the Fourth Proportional to 224,769.60, 337,111.20 and 67,003.20

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Solution

The fourth proportional to 224,769.60, 337,111.20 and 67,003.20 is: 100,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,769.60 : 337,111.20 = 67,003.20 : x
  2. Step 2: Convert to fraction form
    224,769.60/337,111.20 = 67,003.20/x
  3. Step 3: Cross multiply
    224,769.60x = 337,111.20 × 67,003.20
  4. Step 4: Simplify right side
    224,769.60x = 22,587,529,155.84
  5. Step 5: Solve for x
    x = 22,587,529,155.84/224,769.60
  6. Step 6: Final answer
    x = 100,491.92

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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.