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Finding the Fourth Proportional to 372.03, 557.93 and 111.96

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Solution

The fourth proportional to 372.03, 557.93 and 111.96 is: 167.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.03 : 557.93 = 111.96 : x
  2. Step 2: Convert to fraction form
    372.03/557.93 = 111.96/x
  3. Step 3: Cross multiply
    372.03x = 557.93 × 111.96
  4. Step 4: Simplify right side
    372.03x = 62,463.33
  5. Step 5: Solve for x
    x = 62,463.33/372.03
  6. Step 6: Final answer
    x = 167.90

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