Finding the Third Proportional to 30,367.50 and 66,714
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Solution
The third proportional to 30,367.50 and 66,714 is: 146,563.19
Step by Step Solution
- Step 1: Write the proportion equation
30,367.50 : 66,714 = 66,714 : x - Step 2: Convert to fraction form
30,367.50/66,714 = 66,714/x - Step 3: Cross multiply
30,367.50x = 66,714 × 66,714 - Step 4: Simplify right side
30,367.50x = 4,450,757,796 - Step 5: Solve for x
x = 4,450,757,796/30,367.50 - Step 6: Final answer
x = 146,563.19
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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.