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Finding the Fourth Proportional to 62.29, 85.84 and 44.77

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Solution

The fourth proportional to 62.29, 85.84 and 44.77 is: 61.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.29 : 85.84 = 44.77 : x
  2. Step 2: Convert to fraction form
    62.29/85.84 = 44.77/x
  3. Step 3: Cross multiply
    62.29x = 85.84 × 44.77
  4. Step 4: Simplify right side
    62.29x = 3,843.05
  5. Step 5: Solve for x
    x = 3,843.05/62.29
  6. Step 6: Final answer
    x = 61.70

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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.