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Finding the Fourth Proportional to 150.85, 226.24 and 42.61

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Solution

The fourth proportional to 150.85, 226.24 and 42.61 is: 63.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.85 : 226.24 = 42.61 : x
  2. Step 2: Convert to fraction form
    150.85/226.24 = 42.61/x
  3. Step 3: Cross multiply
    150.85x = 226.24 × 42.61
  4. Step 4: Simplify right side
    150.85x = 9,640.08
  5. Step 5: Solve for x
    x = 9,640.08/150.85
  6. Step 6: Final answer
    x = 63.91

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