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Finding the Fourth Proportional to 224,750.56, 337,138.80 and 84,510.40

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Solution

The fourth proportional to 224,750.56, 337,138.80 and 84,510.40 is: 126,770.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,750.56 : 337,138.80 = 84,510.40 : x
  2. Step 2: Convert to fraction form
    224,750.56/337,138.80 = 84,510.40/x
  3. Step 3: Cross multiply
    224,750.56x = 337,138.80 × 84,510.40
  4. Step 4: Simplify right side
    224,750.56x = 28,491,734,843.52
  5. Step 5: Solve for x
    x = 28,491,734,843.52/224,750.56
  6. Step 6: Final answer
    x = 126,770.47

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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.