Finding the Third Proportional to 99,906.75 and 209,049.75
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Solution
The third proportional to 99,906.75 and 209,049.75 is: 437,425.88
Step by Step Solution
- Step 1: Write the proportion equation
99,906.75 : 209,049.75 = 209,049.75 : x - Step 2: Convert to fraction form
99,906.75/209,049.75 = 209,049.75/x - Step 3: Cross multiply
99,906.75x = 209,049.75 × 209,049.75 - Step 4: Simplify right side
99,906.75x = 43,701,797,975.06 - Step 5: Solve for x
x = 43,701,797,975.06/99,906.75 - Step 6: Final answer
x = 437,425.88
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.