Finding the Fourth Proportional to 151,473.87, 227,186.18 and 71,511.68
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Solution
The fourth proportional to 151,473.87, 227,186.18 and 71,511.68 is: 107,255.90
Step by Step Solution
- Step 1: Write the proportion equation
151,473.87 : 227,186.18 = 71,511.68 : x - Step 2: Convert to fraction form
151,473.87/227,186.18 = 71,511.68/x - Step 3: Cross multiply
151,473.87x = 227,186.18 × 71,511.68 - Step 4: Simplify right side
151,473.87x = 16,246,465,614.99 - Step 5: Solve for x
x = 16,246,465,614.99/151,473.87 - Step 6: Final answer
x = 107,255.90
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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.