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Finding the Fourth Proportional to 134.06, 201.10 and 90.82

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Solution

The fourth proportional to 134.06, 201.10 and 90.82 is: 136.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.06 : 201.10 = 90.82 : x
  2. Step 2: Convert to fraction form
    134.06/201.10 = 90.82/x
  3. Step 3: Cross multiply
    134.06x = 201.10 × 90.82
  4. Step 4: Simplify right side
    134.06x = 18,262.71
  5. Step 5: Solve for x
    x = 18,262.71/134.06
  6. Step 6: Final answer
    x = 136.22

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