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Finding the Fourth Proportional to 60.12, 82.98 and 41.49

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Solution

The fourth proportional to 60.12, 82.98 and 41.49 is: 57.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.12 : 82.98 = 41.49 : x
  2. Step 2: Convert to fraction form
    60.12/82.98 = 41.49/x
  3. Step 3: Cross multiply
    60.12x = 82.98 × 41.49
  4. Step 4: Simplify right side
    60.12x = 3,442.84
  5. Step 5: Solve for x
    x = 3,442.84/60.12
  6. Step 6: Final answer
    x = 57.27

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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.