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Finding the Fourth Proportional to 110.82, 166.21 and 46.70

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Solution

The fourth proportional to 110.82, 166.21 and 46.70 is: 70.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.82 : 166.21 = 46.70 : x
  2. Step 2: Convert to fraction form
    110.82/166.21 = 46.70/x
  3. Step 3: Cross multiply
    110.82x = 166.21 × 46.70
  4. Step 4: Simplify right side
    110.82x = 7,762.01
  5. Step 5: Solve for x
    x = 7,762.01/110.82
  6. Step 6: Final answer
    x = 70.04

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