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Finding the Fourth Proportional to 163.68, 244.97 and 95.10

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Solution

The fourth proportional to 163.68, 244.97 and 95.10 is: 142.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.68 : 244.97 = 95.10 : x
  2. Step 2: Convert to fraction form
    163.68/244.97 = 95.10/x
  3. Step 3: Cross multiply
    163.68x = 244.97 × 95.10
  4. Step 4: Simplify right side
    163.68x = 23,296.17
  5. Step 5: Solve for x
    x = 23,296.17/163.68
  6. Step 6: Final answer
    x = 142.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.