Home / 198,494.29-273,918.80-107,851.64

Finding the Fourth Proportional to 198,494.29, 273,918.80 and 107,851.64

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Solution

The fourth proportional to 198,494.29, 273,918.80 and 107,851.64 is: 148,833.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,494.29 : 273,918.80 = 107,851.64 : x
  2. Step 2: Convert to fraction form
    198,494.29/273,918.80 = 107,851.64/x
  3. Step 3: Cross multiply
    198,494.29x = 273,918.80 × 107,851.64
  4. Step 4: Simplify right side
    198,494.29x = 29,542,591,267.57
  5. Step 5: Solve for x
    x = 29,542,591,267.57/198,494.29
  6. Step 6: Final answer
    x = 148,833.46

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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.