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Finding the Fourth Proportional to 254.32, 350.77 and 192.04

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Solution

The fourth proportional to 254.32, 350.77 and 192.04 is: 264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.32 : 350.77 = 192.04 : x
  2. Step 2: Convert to fraction form
    254.32/350.77 = 192.04/x
  3. Step 3: Cross multiply
    254.32x = 350.77 × 192.04
  4. Step 4: Simplify right side
    254.32x = 67,361.87
  5. Step 5: Solve for x
    x = 67,361.87/254.32
  6. Step 6: Final answer
    x = 264.87

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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.