Home / 177,607.60-266,542.80-84,113.52

Finding the Fourth Proportional to 177,607.60, 266,542.80 and 84,113.52

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Solution

The fourth proportional to 177,607.60, 266,542.80 and 84,113.52 is: 126,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,607.60 : 266,542.80 = 84,113.52 : x
  2. Step 2: Convert to fraction form
    177,607.60/266,542.80 = 84,113.52/x
  3. Step 3: Cross multiply
    177,607.60x = 266,542.80 × 84,113.52
  4. Step 4: Simplify right side
    177,607.60x = 22,419,853,138.66
  5. Step 5: Solve for x
    x = 22,419,853,138.66/177,607.60
  6. Step 6: Final answer
    x = 126,232.51

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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.