Home / 177,032.20-265,721.10-88,385.80

Finding the Fourth Proportional to 177,032.20, 265,721.10 and 88,385.80

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Solution

The fourth proportional to 177,032.20, 265,721.10 and 88,385.80 is: 132,664.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,032.20 : 265,721.10 = 88,385.80 : x
  2. Step 2: Convert to fraction form
    177,032.20/265,721.10 = 88,385.80/x
  3. Step 3: Cross multiply
    177,032.20x = 265,721.10 × 88,385.80
  4. Step 4: Simplify right side
    177,032.20x = 23,485,972,000.38
  5. Step 5: Solve for x
    x = 23,485,972,000.38/177,032.20
  6. Step 6: Final answer
    x = 132,664.97

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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.