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Finding the Fourth Proportional to 224,310.43, 336,108.66 and 156,969.97

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Solution

The fourth proportional to 224,310.43, 336,108.66 and 156,969.97 is: 235,205.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,310.43 : 336,108.66 = 156,969.97 : x
  2. Step 2: Convert to fraction form
    224,310.43/336,108.66 = 156,969.97/x
  3. Step 3: Cross multiply
    224,310.43x = 336,108.66 × 156,969.97
  4. Step 4: Simplify right side
    224,310.43x = 52,758,966,276.94
  5. Step 5: Solve for x
    x = 52,758,966,276.94/224,310.43
  6. Step 6: Final answer
    x = 235,205.14

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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.