Home / 193,707.32-267,309.91-107,665.88

Finding the Fourth Proportional to 193,707.32, 267,309.91 and 107,665.88

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Solution

The fourth proportional to 193,707.32, 267,309.91 and 107,665.88 is: 148,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,707.32 : 267,309.91 = 107,665.88 : x
  2. Step 2: Convert to fraction form
    193,707.32/267,309.91 = 107,665.88/x
  3. Step 3: Cross multiply
    193,707.32x = 267,309.91 × 107,665.88
  4. Step 4: Simplify right side
    193,707.32x = 28,780,156,692.87
  5. Step 5: Solve for x
    x = 28,780,156,692.87/193,707.32
  6. Step 6: Final answer
    x = 148,575.47

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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.