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Finding the Third Proportional to 45,313.50 and 68,930.25

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Solution

The third proportional to 45,313.50 and 68,930.25 is: 104,855.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313.50 : 68,930.25 = 68,930.25 : x
  2. Step 2: Convert to fraction form
    45,313.50/68,930.25 = 68,930.25/x
  3. Step 3: Cross multiply
    45,313.50x = 68,930.25 × 68,930.25
  4. Step 4: Simplify right side
    45,313.50x = 4,751,379,365.06
  5. Step 5: Solve for x
    x = 4,751,379,365.06/45,313.50
  6. Step 6: Final answer
    x = 104,855.71

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.