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Finding the Fourth Proportional to 196.84, 271.53 and 182.94

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Solution

The fourth proportional to 196.84, 271.53 and 182.94 is: 252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.84 : 271.53 = 182.94 : x
  2. Step 2: Convert to fraction form
    196.84/271.53 = 182.94/x
  3. Step 3: Cross multiply
    196.84x = 271.53 × 182.94
  4. Step 4: Simplify right side
    196.84x = 49,673.70
  5. Step 5: Solve for x
    x = 49,673.70/196.84
  6. Step 6: Final answer
    x = 252.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.