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Finding the Fourth Proportional to 301.04, 451.20 and 108.56

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Solution

The fourth proportional to 301.04, 451.20 and 108.56 is: 162.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.04 : 451.20 = 108.56 : x
  2. Step 2: Convert to fraction form
    301.04/451.20 = 108.56/x
  3. Step 3: Cross multiply
    301.04x = 451.20 × 108.56
  4. Step 4: Simplify right side
    301.04x = 48,982.27
  5. Step 5: Solve for x
    x = 48,982.27/301.04
  6. Step 6: Final answer
    x = 162.71

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