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Finding the Fourth Proportional to 271.76, 375.06 and 184.64

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Solution

The fourth proportional to 271.76, 375.06 and 184.64 is: 254.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.76 : 375.06 = 184.64 : x
  2. Step 2: Convert to fraction form
    271.76/375.06 = 184.64/x
  3. Step 3: Cross multiply
    271.76x = 375.06 × 184.64
  4. Step 4: Simplify right side
    271.76x = 69,251.08
  5. Step 5: Solve for x
    x = 69,251.08/271.76
  6. Step 6: Final answer
    x = 254.82

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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.