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Finding the Fourth Proportional to 271.60, 374.70 and 183.22

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Solution

The fourth proportional to 271.60, 374.70 and 183.22 is: 252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.60 : 374.70 = 183.22 : x
  2. Step 2: Convert to fraction form
    271.60/374.70 = 183.22/x
  3. Step 3: Cross multiply
    271.60x = 374.70 × 183.22
  4. Step 4: Simplify right side
    271.60x = 68,652.53
  5. Step 5: Solve for x
    x = 68,652.53/271.60
  6. Step 6: Final answer
    x = 252.77

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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.