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Finding the Fourth Proportional to 195.61, 270 and 133.75

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Solution

The fourth proportional to 195.61, 270 and 133.75 is: 184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.61 : 270 = 133.75 : x
  2. Step 2: Convert to fraction form
    195.61/270 = 133.75/x
  3. Step 3: Cross multiply
    195.61x = 270 × 133.75
  4. Step 4: Simplify right side
    195.61x = 36,112.50
  5. Step 5: Solve for x
    x = 36,112.50/195.61
  6. Step 6: Final answer
    x = 184.61

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