Home / 177,615.35-266,193.37-132,891.20

Finding the Fourth Proportional to 177,615.35, 266,193.37 and 132,891.20

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Solution

The fourth proportional to 177,615.35, 266,193.37 and 132,891.20 is: 199,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,615.35 : 266,193.37 = 132,891.20 : x
  2. Step 2: Convert to fraction form
    177,615.35/266,193.37 = 132,891.20/x
  3. Step 3: Cross multiply
    177,615.35x = 266,193.37 × 132,891.20
  4. Step 4: Simplify right side
    177,615.35x = 35,374,756,371.34
  5. Step 5: Solve for x
    x = 35,374,756,371.34/177,615.35
  6. Step 6: Final answer
    x = 199,164.97

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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.