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Finding the Fourth Proportional to 224,770.80, 337,154.94 and 91,650.54

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Solution

The fourth proportional to 224,770.80, 337,154.94 and 91,650.54 is: 137,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,770.80 : 337,154.94 = 91,650.54 : x
  2. Step 2: Convert to fraction form
    224,770.80/337,154.94 = 91,650.54/x
  3. Step 3: Cross multiply
    224,770.80x = 337,154.94 × 91,650.54
  4. Step 4: Simplify right side
    224,770.80x = 30,900,432,314.67
  5. Step 5: Solve for x
    x = 30,900,432,314.67/224,770.80
  6. Step 6: Final answer
    x = 137,475.30

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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.