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Finding the Fourth Proportional to 62.08, 93.27 and 36.42

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Solution

The fourth proportional to 62.08, 93.27 and 36.42 is: 54.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.08 : 93.27 = 36.42 : x
  2. Step 2: Convert to fraction form
    62.08/93.27 = 36.42/x
  3. Step 3: Cross multiply
    62.08x = 93.27 × 36.42
  4. Step 4: Simplify right side
    62.08x = 3,396.76
  5. Step 5: Solve for x
    x = 3,396.76/62.08
  6. Step 6: Final answer
    x = 54.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.