Finding the Third Proportional to 129,607.59 and 268,207.03
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Solution
The third proportional to 129,607.59 and 268,207.03 is: 555,021.58
Step by Step Solution
- Step 1: Write the proportion equation
129,607.59 : 268,207.03 = 268,207.03 : x - Step 2: Convert to fraction form
129,607.59/268,207.03 = 268,207.03/x - Step 3: Cross multiply
129,607.59x = 268,207.03 × 268,207.03 - Step 4: Simplify right side
129,607.59x = 71,935,011,611.94 - Step 5: Solve for x
x = 71,935,011,611.94/129,607.59 - Step 6: Final answer
x = 555,021.58
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.