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Finding the Fourth Proportional to 45.13, 62.11 and 44

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Solution

The fourth proportional to 45.13, 62.11 and 44 is: 60.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.13 : 62.11 = 44 : x
  2. Step 2: Convert to fraction form
    45.13/62.11 = 44/x
  3. Step 3: Cross multiply
    45.13x = 62.11 × 44
  4. Step 4: Simplify right side
    45.13x = 2,732.84
  5. Step 5: Solve for x
    x = 2,732.84/45.13
  6. Step 6: Final answer
    x = 60.55

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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.