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Finding the Fourth Proportional to 193,853.80, 267,279.78 and 157,911.40

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Solution

The fourth proportional to 193,853.80, 267,279.78 and 157,911.40 is: 217,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,853.80 : 267,279.78 = 157,911.40 : x
  2. Step 2: Convert to fraction form
    193,853.80/267,279.78 = 157,911.40/x
  3. Step 3: Cross multiply
    193,853.80x = 267,279.78 × 157,911.40
  4. Step 4: Simplify right side
    193,853.80x = 42,206,524,251.49
  5. Step 5: Solve for x
    x = 42,206,524,251.49/193,853.80
  6. Step 6: Final answer
    x = 217,723.48

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