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Finding the Fourth Proportional to 272.34, 375.84 and 250.02

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Solution

The fourth proportional to 272.34, 375.84 and 250.02 is: 345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.34 : 375.84 = 250.02 : x
  2. Step 2: Convert to fraction form
    272.34/375.84 = 250.02/x
  3. Step 3: Cross multiply
    272.34x = 375.84 × 250.02
  4. Step 4: Simplify right side
    272.34x = 93,967.52
  5. Step 5: Solve for x
    x = 93,967.52/272.34
  6. Step 6: Final answer
    x = 345.04

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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.