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Finding the Fourth Proportional to 176,234.70, 243,197.31 and 95,660.49

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Solution

The fourth proportional to 176,234.70, 243,197.31 and 95,660.49 is: 132,007.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,234.70 : 243,197.31 = 95,660.49 : x
  2. Step 2: Convert to fraction form
    176,234.70/243,197.31 = 95,660.49/x
  3. Step 3: Cross multiply
    176,234.70x = 243,197.31 × 95,660.49
  4. Step 4: Simplify right side
    176,234.70x = 23,264,373,841.28
  5. Step 5: Solve for x
    x = 23,264,373,841.28/176,234.70
  6. Step 6: Final answer
    x = 132,007.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.