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Finding the Fourth Proportional to 167,448.91, 231,078.58 and 90,967.40

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Solution

The fourth proportional to 167,448.91, 231,078.58 and 90,967.40 is: 125,534.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,448.91 : 231,078.58 = 90,967.40 : x
  2. Step 2: Convert to fraction form
    167,448.91/231,078.58 = 90,967.40/x
  3. Step 3: Cross multiply
    167,448.91x = 231,078.58 × 90,967.40
  4. Step 4: Simplify right side
    167,448.91x = 21,020,617,618.29
  5. Step 5: Solve for x
    x = 21,020,617,618.29/167,448.91
  6. Step 6: Final answer
    x = 125,534.51

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