Home / 198,194.88-273,736.17-130,514.52

Finding the Fourth Proportional to 198,194.88, 273,736.17 and 130,514.52

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Solution

The fourth proportional to 198,194.88, 273,736.17 and 130,514.52 is: 180,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,194.88 : 273,736.17 = 130,514.52 : x
  2. Step 2: Convert to fraction form
    198,194.88/273,736.17 = 130,514.52/x
  3. Step 3: Cross multiply
    198,194.88x = 273,736.17 × 130,514.52
  4. Step 4: Simplify right side
    198,194.88x = 35,726,544,834.19
  5. Step 5: Solve for x
    x = 35,726,544,834.19/198,194.88
  6. Step 6: Final answer
    x = 180,259.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.