Home / 179,781.22-269,414.81-132,021.70

Finding the Fourth Proportional to 179,781.22, 269,414.81 and 132,021.70

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Solution

The fourth proportional to 179,781.22, 269,414.81 and 132,021.70 is: 197,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,781.22 : 269,414.81 = 132,021.70 : x
  2. Step 2: Convert to fraction form
    179,781.22/269,414.81 = 132,021.70/x
  3. Step 3: Cross multiply
    179,781.22x = 269,414.81 × 132,021.70
  4. Step 4: Simplify right side
    179,781.22x = 35,568,600,382.81
  5. Step 5: Solve for x
    x = 35,568,600,382.81/179,781.22
  6. Step 6: Final answer
    x = 197,843.80

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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.