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Finding the Fourth Proportional to 295.33, 443.23 and 112.86

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Solution

The fourth proportional to 295.33, 443.23 and 112.86 is: 169.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.33 : 443.23 = 112.86 : x
  2. Step 2: Convert to fraction form
    295.33/443.23 = 112.86/x
  3. Step 3: Cross multiply
    295.33x = 443.23 × 112.86
  4. Step 4: Simplify right side
    295.33x = 50,022.94
  5. Step 5: Solve for x
    x = 50,022.94/295.33
  6. Step 6: Final answer
    x = 169.38

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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.