Finding the Fourth Proportional to 154,198.11, 231,247.62 and 48,992.49
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Solution
The fourth proportional to 154,198.11, 231,247.62 and 48,992.49 is: 73,472.99
Step by Step Solution
- Step 1: Write the proportion equation
154,198.11 : 231,247.62 = 48,992.49 : x - Step 2: Convert to fraction form
154,198.11/231,247.62 = 48,992.49/x - Step 3: Cross multiply
154,198.11x = 231,247.62 × 48,992.49 - Step 4: Simplify right side
154,198.11x = 11,329,396,710.37 - Step 5: Solve for x
x = 11,329,396,710.37/154,198.11 - Step 6: Final answer
x = 73,472.99
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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.