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Finding the Fourth Proportional to 113.33, 169.97 and 32.17

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Solution

The fourth proportional to 113.33, 169.97 and 32.17 is: 48.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113.33 : 169.97 = 32.17 : x
  2. Step 2: Convert to fraction form
    113.33/169.97 = 32.17/x
  3. Step 3: Cross multiply
    113.33x = 169.97 × 32.17
  4. Step 4: Simplify right side
    113.33x = 5,467.93
  5. Step 5: Solve for x
    x = 5,467.93/113.33
  6. Step 6: Final answer
    x = 48.25

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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.