Finding the Third Proportional to 86,837.06 and 129,891.09
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Solution
The third proportional to 86,837.06 and 129,891.09 is: 194,291.42
Step by Step Solution
- Step 1: Write the proportion equation
86,837.06 : 129,891.09 = 129,891.09 : x - Step 2: Convert to fraction form
86,837.06/129,891.09 = 129,891.09/x - Step 3: Cross multiply
86,837.06x = 129,891.09 × 129,891.09 - Step 4: Simplify right side
86,837.06x = 16,871,696,235.57 - Step 5: Solve for x
x = 16,871,696,235.57/86,837.06 - Step 6: Final answer
x = 194,291.42
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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.