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Finding the Fourth Proportional to 217,053.80, 325,629.30 and 83,922.20

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Solution

The fourth proportional to 217,053.80, 325,629.30 and 83,922.20 is: 125,902.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,053.80 : 325,629.30 = 83,922.20 : x
  2. Step 2: Convert to fraction form
    217,053.80/325,629.30 = 83,922.20/x
  3. Step 3: Cross multiply
    217,053.80x = 325,629.30 × 83,922.20
  4. Step 4: Simplify right side
    217,053.80x = 27,327,527,240.46
  5. Step 5: Solve for x
    x = 27,327,527,240.46/217,053.80
  6. Step 6: Final answer
    x = 125,902.09

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