Finding the Third Proportional to 151,447.50 and 220,119.75
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Solution
The third proportional to 151,447.50 and 220,119.75 is: 319,930.70
Step by Step Solution
- Step 1: Write the proportion equation
151,447.50 : 220,119.75 = 220,119.75 : x - Step 2: Convert to fraction form
151,447.50/220,119.75 = 220,119.75/x - Step 3: Cross multiply
151,447.50x = 220,119.75 × 220,119.75 - Step 4: Simplify right side
151,447.50x = 48,452,704,340.06 - Step 5: Solve for x
x = 48,452,704,340.06/151,447.50 - Step 6: Final answer
x = 319,930.70
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Why These Related Problems?
These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.