Finding the Fourth Proportional to 202,481.10, 303,721.65 and 163,115.10
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Solution
The fourth proportional to 202,481.10, 303,721.65 and 163,115.10 is: 244,672.65
Step by Step Solution
- Step 1: Write the proportion equation
202,481.10 : 303,721.65 = 163,115.10 : x - Step 2: Convert to fraction form
202,481.10/303,721.65 = 163,115.10/x - Step 3: Cross multiply
202,481.10x = 303,721.65 × 163,115.10 - Step 4: Simplify right side
202,481.10x = 49,541,587,311.92 - Step 5: Solve for x
x = 49,541,587,311.92/202,481.10 - Step 6: Final answer
x = 244,672.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.