Finding the Third Proportional to 71,409.09 and 169,181.16
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Solution
The third proportional to 71,409.09 and 169,181.16 is: 400,820.99
Step by Step Solution
- Step 1: Write the proportion equation
71,409.09 : 169,181.16 = 169,181.16 : x - Step 2: Convert to fraction form
71,409.09/169,181.16 = 169,181.16/x - Step 3: Cross multiply
71,409.09x = 169,181.16 × 169,181.16 - Step 4: Simplify right side
71,409.09x = 28,622,263,630.09 - Step 5: Solve for x
x = 28,622,263,630.09/71,409.09 - Step 6: Final answer
x = 400,820.99
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Why These Related Problems?
These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.