Finding the Third Proportional to 45,975 and 100,980
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Solution
The third proportional to 45,975 and 100,980 is: 221,793.59
Step by Step Solution
- Step 1: Write the proportion equation
45,975 : 100,980 = 100,980 : x - Step 2: Convert to fraction form
45,975/100,980 = 100,980/x - Step 3: Cross multiply
45,975x = 100,980 × 100,980 - Step 4: Simplify right side
45,975x = 10,196,960,400 - Step 5: Solve for x
x = 10,196,960,400/45,975 - Step 6: Final answer
x = 221,793.59
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.