Home / 198,062.25-273,326.36-113,179.11

Finding the Fourth Proportional to 198,062.25, 273,326.36 and 113,179.11

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Solution

The fourth proportional to 198,062.25, 273,326.36 and 113,179.11 is: 156,187.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,062.25 : 273,326.36 = 113,179.11 : x
  2. Step 2: Convert to fraction form
    198,062.25/273,326.36 = 113,179.11/x
  3. Step 3: Cross multiply
    198,062.25x = 273,326.36 × 113,179.11
  4. Step 4: Simplify right side
    198,062.25x = 30,934,833,598.44
  5. Step 5: Solve for x
    x = 30,934,833,598.44/198,062.25
  6. Step 6: Final answer
    x = 156,187.43

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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.