Finding the Fourth Proportional to 226,694.57, 340,042.19 and 84,537.68
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Solution
The fourth proportional to 226,694.57, 340,042.19 and 84,537.68 is: 126,806.64
Step by Step Solution
- Step 1: Write the proportion equation
226,694.57 : 340,042.19 = 84,537.68 : x - Step 2: Convert to fraction form
226,694.57/340,042.19 = 84,537.68/x - Step 3: Cross multiply
226,694.57x = 340,042.19 × 84,537.68 - Step 4: Simplify right side
226,694.57x = 28,746,375,721.82 - Step 5: Solve for x
x = 28,746,375,721.82/226,694.57 - Step 6: Final answer
x = 126,806.64
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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.