Finding the Third Proportional to 85,657.50 and 202,479.75
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Solution
The third proportional to 85,657.50 and 202,479.75 is: 478,627.66
Step by Step Solution
- Step 1: Write the proportion equation
85,657.50 : 202,479.75 = 202,479.75 : x - Step 2: Convert to fraction form
85,657.50/202,479.75 = 202,479.75/x - Step 3: Cross multiply
85,657.50x = 202,479.75 × 202,479.75 - Step 4: Simplify right side
85,657.50x = 40,998,049,160.06 - Step 5: Solve for x
x = 40,998,049,160.06/85,657.50 - Step 6: Final answer
x = 478,627.66
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.