Finding the Third Proportional to 129,880.13 and 195,198.19
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Solution
The third proportional to 129,880.13 and 195,198.19 is: 293,365.38
Step by Step Solution
- Step 1: Write the proportion equation
129,880.13 : 195,198.19 = 195,198.19 : x - Step 2: Convert to fraction form
129,880.13/195,198.19 = 195,198.19/x - Step 3: Cross multiply
129,880.13x = 195,198.19 × 195,198.19 - Step 4: Simplify right side
129,880.13x = 38,102,332,403.29 - Step 5: Solve for x
x = 38,102,332,403.29/129,880.13 - Step 6: Final answer
x = 293,365.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.