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Finding the Fourth Proportional to 149,311.56, 206,049.97 and 82,243.56

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Solution

The fourth proportional to 149,311.56, 206,049.97 and 82,243.56 is: 113,496.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,311.56 : 206,049.97 = 82,243.56 : x
  2. Step 2: Convert to fraction form
    149,311.56/206,049.97 = 82,243.56/x
  3. Step 3: Cross multiply
    149,311.56x = 206,049.97 × 82,243.56
  4. Step 4: Simplify right side
    149,311.56x = 16,946,283,070.69
  5. Step 5: Solve for x
    x = 16,946,283,070.69/149,311.56
  6. Step 6: Final answer
    x = 113,496.12

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