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Finding the Fourth Proportional to 266.78, 368 and 168.50

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Solution

The fourth proportional to 266.78, 368 and 168.50 is: 232.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.78 : 368 = 168.50 : x
  2. Step 2: Convert to fraction form
    266.78/368 = 168.50/x
  3. Step 3: Cross multiply
    266.78x = 368 × 168.50
  4. Step 4: Simplify right side
    266.78x = 62,008
  5. Step 5: Solve for x
    x = 62,008/266.78
  6. Step 6: Final answer
    x = 232.43

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