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Finding the Fourth Proportional to 194.12, 268 and 131.96

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Solution

The fourth proportional to 194.12, 268 and 131.96 is: 182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.12 : 268 = 131.96 : x
  2. Step 2: Convert to fraction form
    194.12/268 = 131.96/x
  3. Step 3: Cross multiply
    194.12x = 268 × 131.96
  4. Step 4: Simplify right side
    194.12x = 35,365.28
  5. Step 5: Solve for x
    x = 35,365.28/194.12
  6. Step 6: Final answer
    x = 182.18

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