Home / 193,980.24-267,691.68-113,391.36

Finding the Fourth Proportional to 193,980.24, 267,691.68 and 113,391.36

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Solution

The fourth proportional to 193,980.24, 267,691.68 and 113,391.36 is: 156,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,980.24 : 267,691.68 = 113,391.36 : x
  2. Step 2: Convert to fraction form
    193,980.24/267,691.68 = 113,391.36/x
  3. Step 3: Cross multiply
    193,980.24x = 267,691.68 × 113,391.36
  4. Step 4: Simplify right side
    193,980.24x = 30,353,923,655.88
  5. Step 5: Solve for x
    x = 30,353,923,655.88/193,980.24
  6. Step 6: Final answer
    x = 156,479.46

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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.