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Finding the Fourth Proportional to 119,156.19, 164,325.81 and 80,972.97

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Solution

The fourth proportional to 119,156.19, 164,325.81 and 80,972.97 is: 111,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,156.19 : 164,325.81 = 80,972.97 : x
  2. Step 2: Convert to fraction form
    119,156.19/164,325.81 = 80,972.97/x
  3. Step 3: Cross multiply
    119,156.19x = 164,325.81 × 80,972.97
  4. Step 4: Simplify right side
    119,156.19x = 13,305,948,883.36
  5. Step 5: Solve for x
    x = 13,305,948,883.36/119,156.19
  6. Step 6: Final answer
    x = 111,668.13

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