Home / 193,764.38-267,419.90-108,881.45

Finding the Fourth Proportional to 193,764.38, 267,419.90 and 108,881.45

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Solution

The fourth proportional to 193,764.38, 267,419.90 and 108,881.45 is: 150,270.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,764.38 : 267,419.90 = 108,881.45 : x
  2. Step 2: Convert to fraction form
    193,764.38/267,419.90 = 108,881.45/x
  3. Step 3: Cross multiply
    193,764.38x = 267,419.90 × 108,881.45
  4. Step 4: Simplify right side
    193,764.38x = 29,117,064,589.35
  5. Step 5: Solve for x
    x = 29,117,064,589.35/193,764.38
  6. Step 6: Final answer
    x = 150,270.47

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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.