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Finding the Fourth Proportional to 54,153.20, 81,229.80 and 50,216.60

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Solution

The fourth proportional to 54,153.20, 81,229.80 and 50,216.60 is: 75,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,153.20 : 81,229.80 = 50,216.60 : x
  2. Step 2: Convert to fraction form
    54,153.20/81,229.80 = 50,216.60/x
  3. Step 3: Cross multiply
    54,153.20x = 81,229.80 × 50,216.60
  4. Step 4: Simplify right side
    54,153.20x = 4,079,084,374.68
  5. Step 5: Solve for x
    x = 4,079,084,374.68/54,153.20
  6. Step 6: Final answer
    x = 75,324.90

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