Finding the Third Proportional to 76,764 and 165,189
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Solution
The third proportional to 76,764 and 165,189 is: 355,471.39
Step by Step Solution
- Step 1: Write the proportion equation
76,764 : 165,189 = 165,189 : x - Step 2: Convert to fraction form
76,764/165,189 = 165,189/x - Step 3: Cross multiply
76,764x = 165,189 × 165,189 - Step 4: Simplify right side
76,764x = 27,287,405,721 - Step 5: Solve for x
x = 27,287,405,721/76,764 - Step 6: Final answer
x = 355,471.39
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.