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Finding the Fourth Proportional to 120.41, 180.38 and 93.22

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Solution

The fourth proportional to 120.41, 180.38 and 93.22 is: 139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    120.41 : 180.38 = 93.22 : x
  2. Step 2: Convert to fraction form
    120.41/180.38 = 93.22/x
  3. Step 3: Cross multiply
    120.41x = 180.38 × 93.22
  4. Step 4: Simplify right side
    120.41x = 16,815.48
  5. Step 5: Solve for x
    x = 16,815.48/120.41
  6. Step 6: Final answer
    x = 139.65

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