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Finding the Fourth Proportional to 68,233.40, 102,252.90 and 50,324.30

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Solution

The fourth proportional to 68,233.40, 102,252.90 and 50,324.30 is: 75,414.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,233.40 : 102,252.90 = 50,324.30 : x
  2. Step 2: Convert to fraction form
    68,233.40/102,252.90 = 50,324.30/x
  3. Step 3: Cross multiply
    68,233.40x = 102,252.90 × 50,324.30
  4. Step 4: Simplify right side
    68,233.40x = 5,145,805,615.47
  5. Step 5: Solve for x
    x = 5,145,805,615.47/68,233.40
  6. Step 6: Final answer
    x = 75,414.76

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1.5x scale

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.