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Finding the Fourth Proportional to 271.10, 374.10 and 183.62

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Solution

The fourth proportional to 271.10, 374.10 and 183.62 is: 253.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.10 : 374.10 = 183.62 : x
  2. Step 2: Convert to fraction form
    271.10/374.10 = 183.62/x
  3. Step 3: Cross multiply
    271.10x = 374.10 × 183.62
  4. Step 4: Simplify right side
    271.10x = 68,692.24
  5. Step 5: Solve for x
    x = 68,692.24/271.10
  6. Step 6: Final answer
    x = 253.38

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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.