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Finding the Fourth Proportional to 60.13, 82.97 and 35.57

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Solution

The fourth proportional to 60.13, 82.97 and 35.57 is: 49.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.13 : 82.97 = 35.57 : x
  2. Step 2: Convert to fraction form
    60.13/82.97 = 35.57/x
  3. Step 3: Cross multiply
    60.13x = 82.97 × 35.57
  4. Step 4: Simplify right side
    60.13x = 2,951.24
  5. Step 5: Solve for x
    x = 2,951.24/60.13
  6. Step 6: Final answer
    x = 49.08

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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.