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Finding the Fourth Proportional to 177.22, 244.59 and 110.87

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Solution

The fourth proportional to 177.22, 244.59 and 110.87 is: 153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.22 : 244.59 = 110.87 : x
  2. Step 2: Convert to fraction form
    177.22/244.59 = 110.87/x
  3. Step 3: Cross multiply
    177.22x = 244.59 × 110.87
  4. Step 4: Simplify right side
    177.22x = 27,116.97
  5. Step 5: Solve for x
    x = 27,116.97/177.22
  6. Step 6: Final answer
    x = 153.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.