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Finding the Fourth Proportional to 250.24, 344.96 and 162.76

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Solution

The fourth proportional to 250.24, 344.96 and 162.76 is: 224.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.24 : 344.96 = 162.76 : x
  2. Step 2: Convert to fraction form
    250.24/344.96 = 162.76/x
  3. Step 3: Cross multiply
    250.24x = 344.96 × 162.76
  4. Step 4: Simplify right side
    250.24x = 56,145.69
  5. Step 5: Solve for x
    x = 56,145.69/250.24
  6. Step 6: Final answer
    x = 224.37

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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.