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Finding the Fourth Proportional to 72,481.80, 108,576.90 and 48,862.20

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Solution

The fourth proportional to 72,481.80, 108,576.90 and 48,862.20 is: 73,195.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,481.80 : 108,576.90 = 48,862.20 : x
  2. Step 2: Convert to fraction form
    72,481.80/108,576.90 = 48,862.20/x
  3. Step 3: Cross multiply
    72,481.80x = 108,576.90 × 48,862.20
  4. Step 4: Simplify right side
    72,481.80x = 5,305,306,203.18
  5. Step 5: Solve for x
    x = 5,305,306,203.18/72,481.80
  6. Step 6: Final answer
    x = 73,195.01

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