Finding the Third Proportional to 82,005 and 133,908
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Solution
The third proportional to 82,005 and 133,908 is: 218,661.70
Step by Step Solution
- Step 1: Write the proportion equation
82,005 : 133,908 = 133,908 : x - Step 2: Convert to fraction form
82,005/133,908 = 133,908/x - Step 3: Cross multiply
82,005x = 133,908 × 133,908 - Step 4: Simplify right side
82,005x = 17,931,352,464 - Step 5: Solve for x
x = 17,931,352,464/82,005 - Step 6: Final answer
x = 218,661.70
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Why These Related Problems?
These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.