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Finding the Fourth Proportional to 250.66, 376.07 and 122.32

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Solution

The fourth proportional to 250.66, 376.07 and 122.32 is: 183.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.66 : 376.07 = 122.32 : x
  2. Step 2: Convert to fraction form
    250.66/376.07 = 122.32/x
  3. Step 3: Cross multiply
    250.66x = 376.07 × 122.32
  4. Step 4: Simplify right side
    250.66x = 46,000.88
  5. Step 5: Solve for x
    x = 46,000.88/250.66
  6. Step 6: Final answer
    x = 183.52

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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.