Finding the Fourth Proportional to 226,626.99, 312,723.49 and 124,650.69
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Solution
The fourth proportional to 226,626.99, 312,723.49 and 124,650.69 is: 172,005.99
Step by Step Solution
- Step 1: Write the proportion equation
226,626.99 : 312,723.49 = 124,650.69 : x - Step 2: Convert to fraction form
226,626.99/312,723.49 = 124,650.69/x - Step 3: Cross multiply
226,626.99x = 312,723.49 × 124,650.69 - Step 4: Simplify right side
226,626.99x = 38,981,198,807.71 - Step 5: Solve for x
x = 38,981,198,807.71/226,626.99 - Step 6: Final answer
x = 172,005.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.