Finding the Third Proportional to 108,122 and 172,176
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Solution
The third proportional to 108,122 and 172,176 is: 274,177.09
Step by Step Solution
- Step 1: Write the proportion equation
108,122 : 172,176 = 172,176 : x - Step 2: Convert to fraction form
108,122/172,176 = 172,176/x - Step 3: Cross multiply
108,122x = 172,176 × 172,176 - Step 4: Simplify right side
108,122x = 29,644,574,976 - Step 5: Solve for x
x = 29,644,574,976/108,122 - Step 6: Final answer
x = 274,177.09
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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.