Finding the Third Proportional to 70,891.50 and 154,662
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Solution
The third proportional to 70,891.50 and 154,662 is: 337,421.75
Step by Step Solution
- Step 1: Write the proportion equation
70,891.50 : 154,662 = 154,662 : x - Step 2: Convert to fraction form
70,891.50/154,662 = 154,662/x - Step 3: Cross multiply
70,891.50x = 154,662 × 154,662 - Step 4: Simplify right side
70,891.50x = 23,920,334,244 - Step 5: Solve for x
x = 23,920,334,244/70,891.50 - Step 6: Final answer
x = 337,421.75
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.