Finding the Third Proportional to 78,158.44 and 159,079.03
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Solution
The third proportional to 78,158.44 and 159,079.03 is: 323,779.99
Step by Step Solution
- Step 1: Write the proportion equation
78,158.44 : 159,079.03 = 159,079.03 : x - Step 2: Convert to fraction form
78,158.44/159,079.03 = 159,079.03/x - Step 3: Cross multiply
78,158.44x = 159,079.03 × 159,079.03 - Step 4: Simplify right side
78,158.44x = 25,306,138,183.44 - Step 5: Solve for x
x = 25,306,138,183.44/78,158.44 - Step 6: Final answer
x = 323,779.99
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.