Finding the Fourth Proportional to 196,731.99, 295,114.23 and 82,912.68
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Solution
The fourth proportional to 196,731.99, 295,114.23 and 82,912.68 is: 124,375.87
Step by Step Solution
- Step 1: Write the proportion equation
196,731.99 : 295,114.23 = 82,912.68 : x - Step 2: Convert to fraction form
196,731.99/295,114.23 = 82,912.68/x - Step 3: Cross multiply
196,731.99x = 295,114.23 × 82,912.68 - Step 4: Simplify right side
196,731.99x = 24,468,711,715.44 - Step 5: Solve for x
x = 24,468,711,715.44/196,731.99 - Step 6: Final answer
x = 124,375.87
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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.