Finding the Third Proportional to 31,234.50 and 66,933
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Solution
The third proportional to 31,234.50 and 66,933 is: 143,431.99
Step by Step Solution
- Step 1: Write the proportion equation
31,234.50 : 66,933 = 66,933 : x - Step 2: Convert to fraction form
31,234.50/66,933 = 66,933/x - Step 3: Cross multiply
31,234.50x = 66,933 × 66,933 - Step 4: Simplify right side
31,234.50x = 4,480,026,489 - Step 5: Solve for x
x = 4,480,026,489/31,234.50 - Step 6: Final answer
x = 143,431.99
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.