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Finding the Fourth Proportional to 194,635.80, 291,791.46 and 82,402.20

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Solution

The fourth proportional to 194,635.80, 291,791.46 and 82,402.20 is: 123,534.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,635.80 : 291,791.46 = 82,402.20 : x
  2. Step 2: Convert to fraction form
    194,635.80/291,791.46 = 82,402.20/x
  3. Step 3: Cross multiply
    194,635.80x = 291,791.46 × 82,402.20
  4. Step 4: Simplify right side
    194,635.80x = 24,044,258,245.21
  5. Step 5: Solve for x
    x = 24,044,258,245.21/194,635.80
  6. Step 6: Final answer
    x = 123,534.61

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