Finding the Third Proportional to 86,425 and 187,604
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Solution
The third proportional to 86,425 and 187,604 is: 407,234.72
Step by Step Solution
- Step 1: Write the proportion equation
86,425 : 187,604 = 187,604 : x - Step 2: Convert to fraction form
86,425/187,604 = 187,604/x - Step 3: Cross multiply
86,425x = 187,604 × 187,604 - Step 4: Simplify right side
86,425x = 35,195,260,816 - Step 5: Solve for x
x = 35,195,260,816/86,425 - Step 6: Final answer
x = 407,234.72
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.