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Finding the Fourth Proportional to 218.25, 327.03 and 185.62

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Solution

The fourth proportional to 218.25, 327.03 and 185.62 is: 278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    218.25 : 327.03 = 185.62 : x
  2. Step 2: Convert to fraction form
    218.25/327.03 = 185.62/x
  3. Step 3: Cross multiply
    218.25x = 327.03 × 185.62
  4. Step 4: Simplify right side
    218.25x = 60,702.07
  5. Step 5: Solve for x
    x = 60,702.07/218.25
  6. Step 6: Final answer
    x = 278.13

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