Finding the Third Proportional to 126,456.19 and 187,768.13
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Solution
The third proportional to 126,456.19 and 187,768.13 is: 278,806.99
Step by Step Solution
- Step 1: Write the proportion equation
126,456.19 : 187,768.13 = 187,768.13 : x - Step 2: Convert to fraction form
126,456.19/187,768.13 = 187,768.13/x - Step 3: Cross multiply
126,456.19x = 187,768.13 × 187,768.13 - Step 4: Simplify right side
126,456.19x = 35,256,868,766.02 - Step 5: Solve for x
x = 35,256,868,766.02/126,456.19 - Step 6: Final answer
x = 278,806.99
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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.