Finding the Third Proportional to 60,446.25 and 129,813.75
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Solution
The third proportional to 60,446.25 and 129,813.75 is: 278,786.69
Step by Step Solution
- Step 1: Write the proportion equation
60,446.25 : 129,813.75 = 129,813.75 : x - Step 2: Convert to fraction form
60,446.25/129,813.75 = 129,813.75/x - Step 3: Cross multiply
60,446.25x = 129,813.75 × 129,813.75 - Step 4: Simplify right side
60,446.25x = 16,851,609,689.06 - Step 5: Solve for x
x = 16,851,609,689.06/60,446.25 - Step 6: Final answer
x = 278,786.69
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.