Finding the Third Proportional to 68,009.50 and 159,969
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Solution
The third proportional to 68,009.50 and 159,969 is: 376,272.15
Step by Step Solution
- Step 1: Write the proportion equation
68,009.50 : 159,969 = 159,969 : x - Step 2: Convert to fraction form
68,009.50/159,969 = 159,969/x - Step 3: Cross multiply
68,009.50x = 159,969 × 159,969 - Step 4: Simplify right side
68,009.50x = 25,590,080,961 - Step 5: Solve for x
x = 25,590,080,961/68,009.50 - Step 6: Final answer
x = 376,272.15
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Why These Related Problems?
These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.