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Finding the Fourth Proportional to 200.36, 300.33 and 92.06

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Solution

The fourth proportional to 200.36, 300.33 and 92.06 is: 137.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    200.36 : 300.33 = 92.06 : x
  2. Step 2: Convert to fraction form
    200.36/300.33 = 92.06/x
  3. Step 3: Cross multiply
    200.36x = 300.33 × 92.06
  4. Step 4: Simplify right side
    200.36x = 27,648.38
  5. Step 5: Solve for x
    x = 27,648.38/200.36
  6. Step 6: Final answer
    x = 137.99

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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.