Finding the Fourth Proportional to 179,198.87, 268,837.18 and 54,536.63
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Solution
The fourth proportional to 179,198.87, 268,837.18 and 54,536.63 is: 81,816.77
Step by Step Solution
- Step 1: Write the proportion equation
179,198.87 : 268,837.18 = 54,536.63 : x - Step 2: Convert to fraction form
179,198.87/268,837.18 = 54,536.63/x - Step 3: Cross multiply
179,198.87x = 268,837.18 × 54,536.63 - Step 4: Simplify right side
179,198.87x = 14,661,472,335.38 - Step 5: Solve for x
x = 14,661,472,335.38/179,198.87 - Step 6: Final answer
x = 81,816.77
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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.