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Finding the Fourth Proportional to 62.33, 85.98 and 36.10

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Solution

The fourth proportional to 62.33, 85.98 and 36.10 is: 49.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.33 : 85.98 = 36.10 : x
  2. Step 2: Convert to fraction form
    62.33/85.98 = 36.10/x
  3. Step 3: Cross multiply
    62.33x = 85.98 × 36.10
  4. Step 4: Simplify right side
    62.33x = 3,103.88
  5. Step 5: Solve for x
    x = 3,103.88/62.33
  6. Step 6: Final answer
    x = 49.80

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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.