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Finding the Fourth Proportional to 110.76, 166.17 and 49.93

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Solution

The fourth proportional to 110.76, 166.17 and 49.93 is: 74.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.76 : 166.17 = 49.93 : x
  2. Step 2: Convert to fraction form
    110.76/166.17 = 49.93/x
  3. Step 3: Cross multiply
    110.76x = 166.17 × 49.93
  4. Step 4: Simplify right side
    110.76x = 8,297.29
  5. Step 5: Solve for x
    x = 8,297.29/110.76
  6. Step 6: Final answer
    x = 74.91

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