Finding the Third Proportional to 100,948.13 and 218,613.75
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Solution
The third proportional to 100,948.13 and 218,613.75 is: 473,431.00
Step by Step Solution
- Step 1: Write the proportion equation
100,948.13 : 218,613.75 = 218,613.75 : x - Step 2: Convert to fraction form
100,948.13/218,613.75 = 218,613.75/x - Step 3: Cross multiply
100,948.13x = 218,613.75 × 218,613.75 - Step 4: Simplify right side
100,948.13x = 47,791,971,689.06 - Step 5: Solve for x
x = 47,791,971,689.06/100,948.13 - Step 6: Final answer
x = 473,431.00
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.