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Finding the Fourth Proportional to 254.98, 351.25 and 184.83

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Solution

The fourth proportional to 254.98, 351.25 and 184.83 is: 254.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.98 : 351.25 = 184.83 : x
  2. Step 2: Convert to fraction form
    254.98/351.25 = 184.83/x
  3. Step 3: Cross multiply
    254.98x = 351.25 × 184.83
  4. Step 4: Simplify right side
    254.98x = 64,921.54
  5. Step 5: Solve for x
    x = 64,921.54/254.98
  6. Step 6: Final answer
    x = 254.61

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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.