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Finding the Fourth Proportional to 110.56, 165.86 and 38.41

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Solution

The fourth proportional to 110.56, 165.86 and 38.41 is: 57.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.56 : 165.86 = 38.41 : x
  2. Step 2: Convert to fraction form
    110.56/165.86 = 38.41/x
  3. Step 3: Cross multiply
    110.56x = 165.86 × 38.41
  4. Step 4: Simplify right side
    110.56x = 6,370.68
  5. Step 5: Solve for x
    x = 6,370.68/110.56
  6. Step 6: Final answer
    x = 57.62

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