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Finding the Fourth Proportional to 249.94, 374.68 and 168.81

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Solution

The fourth proportional to 249.94, 374.68 and 168.81 is: 253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.94 : 374.68 = 168.81 : x
  2. Step 2: Convert to fraction form
    249.94/374.68 = 168.81/x
  3. Step 3: Cross multiply
    249.94x = 374.68 × 168.81
  4. Step 4: Simplify right side
    249.94x = 63,249.73
  5. Step 5: Solve for x
    x = 63,249.73/249.94
  6. Step 6: Final answer
    x = 253.06

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.