Finding the Third Proportional to 115,998.75 and 176,428.13
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Solution
The third proportional to 115,998.75 and 176,428.13 is: 268,338.09
Step by Step Solution
- Step 1: Write the proportion equation
115,998.75 : 176,428.13 = 176,428.13 : x - Step 2: Convert to fraction form
115,998.75/176,428.13 = 176,428.13/x - Step 3: Cross multiply
115,998.75x = 176,428.13 × 176,428.13 - Step 4: Simplify right side
115,998.75x = 31,126,883,291.02 - Step 5: Solve for x
x = 31,126,883,291.02/115,998.75 - Step 6: Final answer
x = 268,338.09
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.