Finding the Third Proportional to 76,782 and 167,748
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Solution
The third proportional to 76,782 and 167,748 is: 366,484.22
Step by Step Solution
- Step 1: Write the proportion equation
76,782 : 167,748 = 167,748 : x - Step 2: Convert to fraction form
76,782/167,748 = 167,748/x - Step 3: Cross multiply
76,782x = 167,748 × 167,748 - Step 4: Simplify right side
76,782x = 28,139,391,504 - Step 5: Solve for x
x = 28,139,391,504/76,782 - Step 6: Final answer
x = 366,484.22
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.