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Finding the Fourth Proportional to 250.68, 375.70 and 96.46

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Solution

The fourth proportional to 250.68, 375.70 and 96.46 is: 144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.68 : 375.70 = 96.46 : x
  2. Step 2: Convert to fraction form
    250.68/375.70 = 96.46/x
  3. Step 3: Cross multiply
    250.68x = 375.70 × 96.46
  4. Step 4: Simplify right side
    250.68x = 36,240.02
  5. Step 5: Solve for x
    x = 36,240.02/250.68
  6. Step 6: Final answer
    x = 144.57

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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.