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Finding the Fourth Proportional to 50.14, 69.16 and 36.33

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Solution

The fourth proportional to 50.14, 69.16 and 36.33 is: 50.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.14 : 69.16 = 36.33 : x
  2. Step 2: Convert to fraction form
    50.14/69.16 = 36.33/x
  3. Step 3: Cross multiply
    50.14x = 69.16 × 36.33
  4. Step 4: Simplify right side
    50.14x = 2,512.58
  5. Step 5: Solve for x
    x = 2,512.58/50.14
  6. Step 6: Final answer
    x = 50.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.