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Finding the Fourth Proportional to 177,469.69, 265,395.96 and 132,522.61

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Solution

The fourth proportional to 177,469.69, 265,395.96 and 132,522.61 is: 198,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,469.69 : 265,395.96 = 132,522.61 : x
  2. Step 2: Convert to fraction form
    177,469.69/265,395.96 = 132,522.61/x
  3. Step 3: Cross multiply
    177,469.69x = 265,395.96 × 132,522.61
  4. Step 4: Simplify right side
    177,469.69x = 35,170,965,302.66
  5. Step 5: Solve for x
    x = 35,170,965,302.66/177,469.69
  6. Step 6: Final answer
    x = 198,180.12

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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.