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Finding the Fourth Proportional to 367.73, 551.67 and 124.25

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Solution

The fourth proportional to 367.73, 551.67 and 124.25 is: 186.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.73 : 551.67 = 124.25 : x
  2. Step 2: Convert to fraction form
    367.73/551.67 = 124.25/x
  3. Step 3: Cross multiply
    367.73x = 551.67 × 124.25
  4. Step 4: Simplify right side
    367.73x = 68,541.77
  5. Step 5: Solve for x
    x = 68,541.77/367.73
  6. Step 6: Final answer
    x = 186.39

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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.