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Finding the Fourth Proportional to 113.33, 170.03 and 36.29

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Solution

The fourth proportional to 113.33, 170.03 and 36.29 is: 54.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113.33 : 170.03 = 36.29 : x
  2. Step 2: Convert to fraction form
    113.33/170.03 = 36.29/x
  3. Step 3: Cross multiply
    113.33x = 170.03 × 36.29
  4. Step 4: Simplify right side
    113.33x = 6,169.36
  5. Step 5: Solve for x
    x = 6,169.36/113.33
  6. Step 6: Final answer
    x = 54.44

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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.