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Finding the Fourth Proportional to 250.32, 375.06 and 202.14

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Solution

The fourth proportional to 250.32, 375.06 and 202.14 is: 302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.32 : 375.06 = 202.14 : x
  2. Step 2: Convert to fraction form
    250.32/375.06 = 202.14/x
  3. Step 3: Cross multiply
    250.32x = 375.06 × 202.14
  4. Step 4: Simplify right side
    250.32x = 75,814.63
  5. Step 5: Solve for x
    x = 75,814.63/250.32
  6. Step 6: Final answer
    x = 302.87

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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.