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Finding the Fourth Proportional to 167,969.09, 231,790.41 and 91,488.49

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Solution

The fourth proportional to 167,969.09, 231,790.41 and 91,488.49 is: 126,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,969.09 : 231,790.41 = 91,488.49 : x
  2. Step 2: Convert to fraction form
    167,969.09/231,790.41 = 91,488.49/x
  3. Step 3: Cross multiply
    167,969.09x = 231,790.41 × 91,488.49
  4. Step 4: Simplify right side
    167,969.09x = 21,206,154,027.90
  5. Step 5: Solve for x
    x = 21,206,154,027.90/167,969.09
  6. Step 6: Final answer
    x = 126,250.33

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