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Finding the Third Proportional to 69,048 and 103,536

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Solution

The third proportional to 69,048 and 103,536 is: 155,250.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,048 : 103,536 = 103,536 : x
  2. Step 2: Convert to fraction form
    69,048/103,536 = 103,536/x
  3. Step 3: Cross multiply
    69,048x = 103,536 × 103,536
  4. Step 4: Simplify right side
    69,048x = 10,719,703,296
  5. Step 5: Solve for x
    x = 10,719,703,296/69,048
  6. Step 6: Final answer
    x = 155,250.02

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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.