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Finding the Fourth Proportional to 92.55, 138.83 and 24.08

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Solution

The fourth proportional to 92.55, 138.83 and 24.08 is: 36.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92.55 : 138.83 = 24.08 : x
  2. Step 2: Convert to fraction form
    92.55/138.83 = 24.08/x
  3. Step 3: Cross multiply
    92.55x = 138.83 × 24.08
  4. Step 4: Simplify right side
    92.55x = 3,342.30
  5. Step 5: Solve for x
    x = 3,342.30/92.55
  6. Step 6: Final answer
    x = 36.11

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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.