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Finding the Fourth Proportional to 166,822.56, 230,212.92 and 91,371.12

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Solution

The fourth proportional to 166,822.56, 230,212.92 and 91,371.12 is: 126,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,822.56 : 230,212.92 = 91,371.12 : x
  2. Step 2: Convert to fraction form
    166,822.56/230,212.92 = 91,371.12/x
  3. Step 3: Cross multiply
    166,822.56x = 230,212.92 × 91,371.12
  4. Step 4: Simplify right side
    166,822.56x = 21,034,812,338.87
  5. Step 5: Solve for x
    x = 21,034,812,338.87/166,822.56
  6. Step 6: Final answer
    x = 126,090.93

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