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Finding the Fourth Proportional to 327,816.80, 491,725.20 and 106,200.80

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Solution

The fourth proportional to 327,816.80, 491,725.20 and 106,200.80 is: 159,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,816.80 : 491,725.20 = 106,200.80 : x
  2. Step 2: Convert to fraction form
    327,816.80/491,725.20 = 106,200.80/x
  3. Step 3: Cross multiply
    327,816.80x = 491,725.20 × 106,200.80
  4. Step 4: Simplify right side
    327,816.80x = 52,221,609,620.16
  5. Step 5: Solve for x
    x = 52,221,609,620.16/327,816.80
  6. Step 6: Final answer
    x = 159,301.20

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