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Finding the Fourth Proportional to 150.80, 226.10 and 69.57

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Solution

The fourth proportional to 150.80, 226.10 and 69.57 is: 104.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.80 : 226.10 = 69.57 : x
  2. Step 2: Convert to fraction form
    150.80/226.10 = 69.57/x
  3. Step 3: Cross multiply
    150.80x = 226.10 × 69.57
  4. Step 4: Simplify right side
    150.80x = 15,729.95
  5. Step 5: Solve for x
    x = 15,729.95/150.80
  6. Step 6: Final answer
    x = 104.31

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