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Finding the Fourth Proportional to 367.06, 550.61 and 107.05

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Solution

The fourth proportional to 367.06, 550.61 and 107.05 is: 160.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.06 : 550.61 = 107.05 : x
  2. Step 2: Convert to fraction form
    367.06/550.61 = 107.05/x
  3. Step 3: Cross multiply
    367.06x = 550.61 × 107.05
  4. Step 4: Simplify right side
    367.06x = 58,944.41
  5. Step 5: Solve for x
    x = 58,944.41/367.06
  6. Step 6: Final answer
    x = 160.59

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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.