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Finding the Fourth Proportional to 224,772.16, 337,207.53 and 84,530.80

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Solution

The fourth proportional to 224,772.16, 337,207.53 and 84,530.80 is: 126,814.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,772.16 : 337,207.53 = 84,530.80 : x
  2. Step 2: Convert to fraction form
    224,772.16/337,207.53 = 84,530.80/x
  3. Step 3: Cross multiply
    224,772.16x = 337,207.53 × 84,530.80
  4. Step 4: Simplify right side
    224,772.16x = 28,504,422,276.92
  5. Step 5: Solve for x
    x = 28,504,422,276.92/224,772.16
  6. Step 6: Final answer
    x = 126,814.74

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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.