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Finding the Fourth Proportional to 250.88, 376.23 and 216.14

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Solution

The fourth proportional to 250.88, 376.23 and 216.14 is: 324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.88 : 376.23 = 216.14 : x
  2. Step 2: Convert to fraction form
    250.88/376.23 = 216.14/x
  3. Step 3: Cross multiply
    250.88x = 376.23 × 216.14
  4. Step 4: Simplify right side
    250.88x = 81,318.35
  5. Step 5: Solve for x
    x = 81,318.35/250.88
  6. Step 6: Final answer
    x = 324.13

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Why These Related Problems?

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