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Finding the Fourth Proportional to 183.89, 275.85 and 62.17

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Solution

The fourth proportional to 183.89, 275.85 and 62.17 is: 93.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.89 : 275.85 = 62.17 : x
  2. Step 2: Convert to fraction form
    183.89/275.85 = 62.17/x
  3. Step 3: Cross multiply
    183.89x = 275.85 × 62.17
  4. Step 4: Simplify right side
    183.89x = 17,148.90
  5. Step 5: Solve for x
    x = 17,148.90/183.89
  6. Step 6: Final answer
    x = 93.26

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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.