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Finding the Fourth Proportional to 224,756.80, 337,184.43 and 84,515.43

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Solution

The fourth proportional to 224,756.80, 337,184.43 and 84,515.43 is: 126,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,756.80 : 337,184.43 = 84,515.43 : x
  2. Step 2: Convert to fraction form
    224,756.80/337,184.43 = 84,515.43/x
  3. Step 3: Cross multiply
    224,756.80x = 337,184.43 × 84,515.43
  4. Step 4: Simplify right side
    224,756.80x = 28,497,287,090.75
  5. Step 5: Solve for x
    x = 28,497,287,090.75/224,756.80
  6. Step 6: Final answer
    x = 126,791.66

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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.