Finding the Third Proportional to 127,468 and 202,451
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Solution
The third proportional to 127,468 and 202,451 is: 321,542.72
Step by Step Solution
- Step 1: Write the proportion equation
127,468 : 202,451 = 202,451 : x - Step 2: Convert to fraction form
127,468/202,451 = 202,451/x - Step 3: Cross multiply
127,468x = 202,451 × 202,451 - Step 4: Simplify right side
127,468x = 40,986,407,401 - Step 5: Solve for x
x = 40,986,407,401/127,468 - Step 6: Final answer
x = 321,542.72
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.