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Finding the Fourth Proportional to 254.12, 350.21 and 184.05

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Solution

The fourth proportional to 254.12, 350.21 and 184.05 is: 253.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.12 : 350.21 = 184.05 : x
  2. Step 2: Convert to fraction form
    254.12/350.21 = 184.05/x
  3. Step 3: Cross multiply
    254.12x = 350.21 × 184.05
  4. Step 4: Simplify right side
    254.12x = 64,456.61
  5. Step 5: Solve for x
    x = 64,456.61/254.12
  6. Step 6: Final answer
    x = 253.65

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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.