Finding the Third Proportional to 71,982.84 and 168,161.06
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Solution
The third proportional to 71,982.84 and 168,161.06 is: 392,845.59
Step by Step Solution
- Step 1: Write the proportion equation
71,982.84 : 168,161.06 = 168,161.06 : x - Step 2: Convert to fraction form
71,982.84/168,161.06 = 168,161.06/x - Step 3: Cross multiply
71,982.84x = 168,161.06 × 168,161.06 - Step 4: Simplify right side
71,982.84x = 28,278,142,941.13 - Step 5: Solve for x
x = 28,278,142,941.13/71,982.84 - Step 6: Final answer
x = 392,845.59
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These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.