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Finding the Fourth Proportional to 126.24, 188.44 and 110.04

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Solution

The fourth proportional to 126.24, 188.44 and 110.04 is: 164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126.24 : 188.44 = 110.04 : x
  2. Step 2: Convert to fraction form
    126.24/188.44 = 110.04/x
  3. Step 3: Cross multiply
    126.24x = 188.44 × 110.04
  4. Step 4: Simplify right side
    126.24x = 20,735.94
  5. Step 5: Solve for x
    x = 20,735.94/126.24
  6. Step 6: Final answer
    x = 164.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.