Home / 168,034.08-252,097.20-88,077.36

Finding the Fourth Proportional to 168,034.08, 252,097.20 and 88,077.36

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Solution

The fourth proportional to 168,034.08, 252,097.20 and 88,077.36 is: 132,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,034.08 : 252,097.20 = 88,077.36 : x
  2. Step 2: Convert to fraction form
    168,034.08/252,097.20 = 88,077.36/x
  3. Step 3: Cross multiply
    168,034.08x = 252,097.20 × 88,077.36
  4. Step 4: Simplify right side
    168,034.08x = 22,204,055,839.39
  5. Step 5: Solve for x
    x = 22,204,055,839.39/168,034.08
  6. Step 6: Final answer
    x = 132,140.19

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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.