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Finding the Fourth Proportional to 224,772.80, 337,157.94 and 91,652.54

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Solution

The fourth proportional to 224,772.80, 337,157.94 and 91,652.54 is: 137,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,772.80 : 337,157.94 = 91,652.54 : x
  2. Step 2: Convert to fraction form
    224,772.80/337,157.94 = 91,652.54/x
  3. Step 3: Cross multiply
    224,772.80x = 337,157.94 × 91,652.54
  4. Step 4: Simplify right side
    224,772.80x = 30,901,381,582.17
  5. Step 5: Solve for x
    x = 30,901,381,582.17/224,772.80
  6. Step 6: Final answer
    x = 137,478.30

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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.