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Finding the Fourth Proportional to 183.96, 275.98 and 92.62

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Solution

The fourth proportional to 183.96, 275.98 and 92.62 is: 138.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.96 : 275.98 = 92.62 : x
  2. Step 2: Convert to fraction form
    183.96/275.98 = 92.62/x
  3. Step 3: Cross multiply
    183.96x = 275.98 × 92.62
  4. Step 4: Simplify right side
    183.96x = 25,561.27
  5. Step 5: Solve for x
    x = 25,561.27/183.96
  6. Step 6: Final answer
    x = 138.95

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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.