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Finding the Fourth Proportional to 224,767.36, 337,150.88 and 66,991.76

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Solution

The fourth proportional to 224,767.36, 337,150.88 and 66,991.76 is: 100,487.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,767.36 : 337,150.88 = 66,991.76 : x
  2. Step 2: Convert to fraction form
    224,767.36/337,150.88 = 66,991.76/x
  3. Step 3: Cross multiply
    224,767.36x = 337,150.88 × 66,991.76
  4. Step 4: Simplify right side
    224,767.36x = 22,586,330,836.75
  5. Step 5: Solve for x
    x = 22,586,330,836.75/224,767.36
  6. Step 6: Final answer
    x = 100,487.59

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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.