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Finding the Fourth Proportional to 92.27, 138.33 and 37.41

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Solution

The fourth proportional to 92.27, 138.33 and 37.41 is: 56.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92.27 : 138.33 = 37.41 : x
  2. Step 2: Convert to fraction form
    92.27/138.33 = 37.41/x
  3. Step 3: Cross multiply
    92.27x = 138.33 × 37.41
  4. Step 4: Simplify right side
    92.27x = 5,174.93
  5. Step 5: Solve for x
    x = 5,174.93/92.27
  6. Step 6: Final answer
    x = 56.09

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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.