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Finding the Fourth Proportional to 185.29, 277.97 and 63.55

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Solution

The fourth proportional to 185.29, 277.97 and 63.55 is: 95.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.29 : 277.97 = 63.55 : x
  2. Step 2: Convert to fraction form
    185.29/277.97 = 63.55/x
  3. Step 3: Cross multiply
    185.29x = 277.97 × 63.55
  4. Step 4: Simplify right side
    185.29x = 17,664.99
  5. Step 5: Solve for x
    x = 17,664.99/185.29
  6. Step 6: Final answer
    x = 95.34

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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.