Finding the Third Proportional to 39,479.91 and 80,805.09
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Solution
The third proportional to 39,479.91 and 80,805.09 is: 165,387.00
Step by Step Solution
- Step 1: Write the proportion equation
39,479.91 : 80,805.09 = 80,805.09 : x - Step 2: Convert to fraction form
39,479.91/80,805.09 = 80,805.09/x - Step 3: Cross multiply
39,479.91x = 80,805.09 × 80,805.09 - Step 4: Simplify right side
39,479.91x = 6,529,463,175.95 - Step 5: Solve for x
x = 6,529,463,175.95/39,479.91 - Step 6: Final answer
x = 165,387.00
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.