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Finding the Fourth Proportional to 73.44, 110.09 and 25.31

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Solution

The fourth proportional to 73.44, 110.09 and 25.31 is: 37.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.44 : 110.09 = 25.31 : x
  2. Step 2: Convert to fraction form
    73.44/110.09 = 25.31/x
  3. Step 3: Cross multiply
    73.44x = 110.09 × 25.31
  4. Step 4: Simplify right side
    73.44x = 2,786.72
  5. Step 5: Solve for x
    x = 2,786.72/73.44
  6. Step 6: Final answer
    x = 37.95

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