Finding the Third Proportional to 129,350.25 and 199,806.75
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Solution
The third proportional to 129,350.25 and 199,806.75 is: 308,640.59
Step by Step Solution
- Step 1: Write the proportion equation
129,350.25 : 199,806.75 = 199,806.75 : x - Step 2: Convert to fraction form
129,350.25/199,806.75 = 199,806.75/x - Step 3: Cross multiply
129,350.25x = 199,806.75 × 199,806.75 - Step 4: Simplify right side
129,350.25x = 39,922,737,345.56 - Step 5: Solve for x
x = 39,922,737,345.56/129,350.25 - Step 6: Final answer
x = 308,640.59
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.