Finding the Third Proportional to 99,629 and 215,000
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Solution
The third proportional to 99,629 and 215,000 is: 463,971.33
Step by Step Solution
- Step 1: Write the proportion equation
99,629 : 215,000 = 215,000 : x - Step 2: Convert to fraction form
99,629/215,000 = 215,000/x - Step 3: Cross multiply
99,629x = 215,000 × 215,000 - Step 4: Simplify right side
99,629x = 46,225,000,000 - Step 5: Solve for x
x = 46,225,000,000/99,629 - Step 6: Final answer
x = 463,971.33
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.