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Finding the Fourth Proportional to 132,022.24, 182,142.92 and 86,724.60

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Solution

The fourth proportional to 132,022.24, 182,142.92 and 86,724.60 is: 119,648.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,022.24 : 182,142.92 = 86,724.60 : x
  2. Step 2: Convert to fraction form
    132,022.24/182,142.92 = 86,724.60/x
  3. Step 3: Cross multiply
    132,022.24x = 182,142.92 × 86,724.60
  4. Step 4: Simplify right side
    132,022.24x = 15,796,271,879.83
  5. Step 5: Solve for x
    x = 15,796,271,879.83/132,022.24
  6. Step 6: Final answer
    x = 119,648.57

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