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Finding the Fourth Proportional to 183.88, 254.80 and 181.56

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Solution

The fourth proportional to 183.88, 254.80 and 181.56 is: 251.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.88 : 254.80 = 181.56 : x
  2. Step 2: Convert to fraction form
    183.88/254.80 = 181.56/x
  3. Step 3: Cross multiply
    183.88x = 254.80 × 181.56
  4. Step 4: Simplify right side
    183.88x = 46,261.49
  5. Step 5: Solve for x
    x = 46,261.49/183.88
  6. Step 6: Final answer
    x = 251.59

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.