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Finding the Fourth Proportional to 271.32, 374.22 and 182.76

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Solution

The fourth proportional to 271.32, 374.22 and 182.76 is: 252.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.32 : 374.22 = 182.76 : x
  2. Step 2: Convert to fraction form
    271.32/374.22 = 182.76/x
  3. Step 3: Cross multiply
    271.32x = 374.22 × 182.76
  4. Step 4: Simplify right side
    271.32x = 68,392.45
  5. Step 5: Solve for x
    x = 68,392.45/271.32
  6. Step 6: Final answer
    x = 252.07

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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.