Home / 177,079.20-265,791.60-88,432.80

Finding the Fourth Proportional to 177,079.20, 265,791.60 and 88,432.80

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Solution

The fourth proportional to 177,079.20, 265,791.60 and 88,432.80 is: 132,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,079.20 : 265,791.60 = 88,432.80 : x
  2. Step 2: Convert to fraction form
    177,079.20/265,791.60 = 88,432.80/x
  3. Step 3: Cross multiply
    177,079.20x = 265,791.60 × 88,432.80
  4. Step 4: Simplify right side
    177,079.20x = 23,504,695,404.48
  5. Step 5: Solve for x
    x = 23,504,695,404.48/177,079.20
  6. Step 6: Final answer
    x = 132,735.50

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1.5x scale

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.