Finding the Fourth Proportional to 269,305.07, 371,639.14 and 148,446.46
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Solution
The fourth proportional to 269,305.07, 371,639.14 and 148,446.46 is: 204,855.09
Step by Step Solution
- Step 1: Write the proportion equation
269,305.07 : 371,639.14 = 148,446.46 : x - Step 2: Convert to fraction form
269,305.07/371,639.14 = 148,446.46/x - Step 3: Cross multiply
269,305.07x = 371,639.14 × 148,446.46 - Step 4: Simplify right side
269,305.07x = 55,168,514,730.44 - Step 5: Solve for x
x = 55,168,514,730.44/269,305.07 - Step 6: Final answer
x = 204,855.09
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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.