Finding the Third Proportional to 61,197.19 and 129,741.75
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Solution
The third proportional to 61,197.19 and 129,741.75 is: 275,060.38
Step by Step Solution
- Step 1: Write the proportion equation
61,197.19 : 129,741.75 = 129,741.75 : x - Step 2: Convert to fraction form
61,197.19/129,741.75 = 129,741.75/x - Step 3: Cross multiply
61,197.19x = 129,741.75 × 129,741.75 - Step 4: Simplify right side
61,197.19x = 16,832,921,693.06 - Step 5: Solve for x
x = 16,832,921,693.06/61,197.19 - Step 6: Final answer
x = 275,060.38
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.