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Finding the Fourth Proportional to 126.01, 188.06 and 110.35

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Solution

The fourth proportional to 126.01, 188.06 and 110.35 is: 164.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126.01 : 188.06 = 110.35 : x
  2. Step 2: Convert to fraction form
    126.01/188.06 = 110.35/x
  3. Step 3: Cross multiply
    126.01x = 188.06 × 110.35
  4. Step 4: Simplify right side
    126.01x = 20,752.42
  5. Step 5: Solve for x
    x = 20,752.42/126.01
  6. Step 6: Final answer
    x = 164.69

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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.