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Finding the Fourth Proportional to 163.13, 244.08 and 101.97

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Solution

The fourth proportional to 163.13, 244.08 and 101.97 is: 152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.13 : 244.08 = 101.97 : x
  2. Step 2: Convert to fraction form
    163.13/244.08 = 101.97/x
  3. Step 3: Cross multiply
    163.13x = 244.08 × 101.97
  4. Step 4: Simplify right side
    163.13x = 24,888.84
  5. Step 5: Solve for x
    x = 24,888.84/163.13
  6. Step 6: Final answer
    x = 152.58

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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.