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Finding the Fourth Proportional to 218.22, 327.08 and 73.82

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Solution

The fourth proportional to 218.22, 327.08 and 73.82 is: 110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    218.22 : 327.08 = 73.82 : x
  2. Step 2: Convert to fraction form
    218.22/327.08 = 73.82/x
  3. Step 3: Cross multiply
    218.22x = 327.08 × 73.82
  4. Step 4: Simplify right side
    218.22x = 24,145.05
  5. Step 5: Solve for x
    x = 24,145.05/218.22
  6. Step 6: Final answer
    x = 110.65

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