Finding the Third Proportional to 78,968.25 and 125,529.75
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Solution
The third proportional to 78,968.25 and 125,529.75 is: 199,544.98
Step by Step Solution
- Step 1: Write the proportion equation
78,968.25 : 125,529.75 = 125,529.75 : x - Step 2: Convert to fraction form
78,968.25/125,529.75 = 125,529.75/x - Step 3: Cross multiply
78,968.25x = 125,529.75 × 125,529.75 - Step 4: Simplify right side
78,968.25x = 15,757,718,135.06 - Step 5: Solve for x
x = 15,757,718,135.06/78,968.25 - Step 6: Final answer
x = 199,544.98
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.