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Finding the Fourth Proportional to 250.01, 345.05 and 150.44

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Solution

The fourth proportional to 250.01, 345.05 and 150.44 is: 207.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.01 : 345.05 = 150.44 : x
  2. Step 2: Convert to fraction form
    250.01/345.05 = 150.44/x
  3. Step 3: Cross multiply
    250.01x = 345.05 × 150.44
  4. Step 4: Simplify right side
    250.01x = 51,907.41
  5. Step 5: Solve for x
    x = 51,907.41/250.01
  6. Step 6: Final answer
    x = 207.62

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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.