Home / 198,164.07-273,466.33-113,282.96

Finding the Fourth Proportional to 198,164.07, 273,466.33 and 113,282.96

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Solution

The fourth proportional to 198,164.07, 273,466.33 and 113,282.96 is: 156,330.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,164.07 : 273,466.33 = 113,282.96 : x
  2. Step 2: Convert to fraction form
    198,164.07/273,466.33 = 113,282.96/x
  3. Step 3: Cross multiply
    198,164.07x = 273,466.33 × 113,282.96
  4. Step 4: Simplify right side
    198,164.07x = 30,979,073,672.20
  5. Step 5: Solve for x
    x = 30,979,073,672.20/198,164.07
  6. Step 6: Final answer
    x = 156,330.43

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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.