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Finding the Fourth Proportional to 271.30, 374.43 and 184

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Solution

The fourth proportional to 271.30, 374.43 and 184 is: 253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.30 : 374.43 = 184 : x
  2. Step 2: Convert to fraction form
    271.30/374.43 = 184/x
  3. Step 3: Cross multiply
    271.30x = 374.43 × 184
  4. Step 4: Simplify right side
    271.30x = 68,895.12
  5. Step 5: Solve for x
    x = 68,895.12/271.30
  6. Step 6: Final answer
    x = 253.94

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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.