Finding the Third Proportional to 129,421.97 and 276,836.06
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Solution
The third proportional to 129,421.97 and 276,836.06 is: 592,157.62
Step by Step Solution
- Step 1: Write the proportion equation
129,421.97 : 276,836.06 = 276,836.06 : x - Step 2: Convert to fraction form
129,421.97/276,836.06 = 276,836.06/x - Step 3: Cross multiply
129,421.97x = 276,836.06 × 276,836.06 - Step 4: Simplify right side
129,421.97x = 76,638,205,500.50 - Step 5: Solve for x
x = 76,638,205,500.50/129,421.97 - Step 6: Final answer
x = 592,157.62
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.