Finding the Third Proportional to 82,539 and 136,563.75
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Solution
The third proportional to 82,539 and 136,563.75 is: 225,949.65
Step by Step Solution
- Step 1: Write the proportion equation
82,539 : 136,563.75 = 136,563.75 : x - Step 2: Convert to fraction form
82,539/136,563.75 = 136,563.75/x - Step 3: Cross multiply
82,539x = 136,563.75 × 136,563.75 - Step 4: Simplify right side
82,539x = 18,649,657,814.06 - Step 5: Solve for x
x = 18,649,657,814.06/82,539 - Step 6: Final answer
x = 225,949.65
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Why These Related Problems?
These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.