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Finding the Fourth Proportional to 200,252.97, 300,408.62 and 60,022.53

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Solution

The fourth proportional to 200,252.97, 300,408.62 and 60,022.53 is: 90,042.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,252.97 : 300,408.62 = 60,022.53 : x
  2. Step 2: Convert to fraction form
    200,252.97/300,408.62 = 60,022.53/x
  3. Step 3: Cross multiply
    200,252.97x = 300,408.62 × 60,022.53
  4. Step 4: Simplify right side
    200,252.97x = 18,031,285,106.10
  5. Step 5: Solve for x
    x = 18,031,285,106.10/200,252.97
  6. Step 6: Final answer
    x = 90,042.54

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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.