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Finding the Fourth Proportional to 149,228.88, 205,935.48 and 82,160.88

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Solution

The fourth proportional to 149,228.88, 205,935.48 and 82,160.88 is: 113,381.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,228.88 : 205,935.48 = 82,160.88 : x
  2. Step 2: Convert to fraction form
    149,228.88/205,935.48 = 82,160.88/x
  3. Step 3: Cross multiply
    149,228.88x = 205,935.48 × 82,160.88
  4. Step 4: Simplify right side
    149,228.88x = 16,919,840,260.02
  5. Step 5: Solve for x
    x = 16,919,840,260.02/149,228.88
  6. Step 6: Final answer
    x = 113,381.81

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