Finding the Third Proportional to 87,390 and 187,236
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Solution
The third proportional to 87,390 and 187,236 is: 401,159.40
Step by Step Solution
- Step 1: Write the proportion equation
87,390 : 187,236 = 187,236 : x - Step 2: Convert to fraction form
87,390/187,236 = 187,236/x - Step 3: Cross multiply
87,390x = 187,236 × 187,236 - Step 4: Simplify right side
87,390x = 35,057,319,696 - Step 5: Solve for x
x = 35,057,319,696/87,390 - Step 6: Final answer
x = 401,159.40
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.