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Finding the Fourth Proportional to 250.61, 376.04 and 122.36

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Solution

The fourth proportional to 250.61, 376.04 and 122.36 is: 183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.61 : 376.04 = 122.36 : x
  2. Step 2: Convert to fraction form
    250.61/376.04 = 122.36/x
  3. Step 3: Cross multiply
    250.61x = 376.04 × 122.36
  4. Step 4: Simplify right side
    250.61x = 46,010.68
  5. Step 5: Solve for x
    x = 46,010.68/250.61
  6. Step 6: Final answer
    x = 183.60

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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.