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Finding the Fourth Proportional to 204.93, 306.05 and 182.25

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Solution

The fourth proportional to 204.93, 306.05 and 182.25 is: 272.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    204.93 : 306.05 = 182.25 : x
  2. Step 2: Convert to fraction form
    204.93/306.05 = 182.25/x
  3. Step 3: Cross multiply
    204.93x = 306.05 × 182.25
  4. Step 4: Simplify right side
    204.93x = 55,776.70
  5. Step 5: Solve for x
    x = 55,776.70/204.93
  6. Step 6: Final answer
    x = 272.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.