Finding the Third Proportional to 77,896.13 and 127,185.19
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Solution
The third proportional to 77,896.13 and 127,185.19 is: 207,662.09
Step by Step Solution
- Step 1: Write the proportion equation
77,896.13 : 127,185.19 = 127,185.19 : x - Step 2: Convert to fraction form
77,896.13/127,185.19 = 127,185.19/x - Step 3: Cross multiply
77,896.13x = 127,185.19 × 127,185.19 - Step 4: Simplify right side
77,896.13x = 16,176,071,919.41 - Step 5: Solve for x
x = 16,176,071,919.41/77,896.13 - Step 6: Final answer
x = 207,662.09
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Why These Related Problems?
These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.