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Finding the Fourth Proportional to 271.86, 375.45 and 184.74

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Solution

The fourth proportional to 271.86, 375.45 and 184.74 is: 255.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.86 : 375.45 = 184.74 : x
  2. Step 2: Convert to fraction form
    271.86/375.45 = 184.74/x
  3. Step 3: Cross multiply
    271.86x = 375.45 × 184.74
  4. Step 4: Simplify right side
    271.86x = 69,360.63
  5. Step 5: Solve for x
    x = 69,360.63/271.86
  6. Step 6: Final answer
    x = 255.13

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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.