Finding the Third Proportional to 129,613.88 and 269,574.09
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Solution
The third proportional to 129,613.88 and 269,574.09 is: 560,666.77
Step by Step Solution
- Step 1: Write the proportion equation
129,613.88 : 269,574.09 = 269,574.09 : x - Step 2: Convert to fraction form
129,613.88/269,574.09 = 269,574.09/x - Step 3: Cross multiply
129,613.88x = 269,574.09 × 269,574.09 - Step 4: Simplify right side
129,613.88x = 72,670,192,021.13 - Step 5: Solve for x
x = 72,670,192,021.13/129,613.88 - Step 6: Final answer
x = 560,666.77
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.