Home / 193,645.11-267,306.44-122,011.82

Finding the Fourth Proportional to 193,645.11, 267,306.44 and 122,011.82

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Solution

The fourth proportional to 193,645.11, 267,306.44 and 122,011.82 is: 168,424.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,645.11 : 267,306.44 = 122,011.82 : x
  2. Step 2: Convert to fraction form
    193,645.11/267,306.44 = 122,011.82/x
  3. Step 3: Cross multiply
    193,645.11x = 267,306.44 × 122,011.82
  4. Step 4: Simplify right side
    193,645.11x = 32,614,543,295.53
  5. Step 5: Solve for x
    x = 32,614,543,295.53/193,645.11
  6. Step 6: Final answer
    x = 168,424.31

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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.