Finding the Fourth Proportional to 243,912.11, 365,868.15 and 160,786.67
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Solution
The fourth proportional to 243,912.11, 365,868.15 and 160,786.67 is: 241,179.99
Step by Step Solution
- Step 1: Write the proportion equation
243,912.11 : 365,868.15 = 160,786.67 : x - Step 2: Convert to fraction form
243,912.11/365,868.15 = 160,786.67/x - Step 3: Cross multiply
243,912.11x = 365,868.15 × 160,786.67 - Step 4: Simplify right side
243,912.11x = 58,826,719,668.22 - Step 5: Solve for x
x = 58,826,719,668.22/243,912.11 - Step 6: Final answer
x = 241,179.99
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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.