Finding the Fourth Proportional to 204,149.84, 281,728.52 and 132,556.88
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Solution
The fourth proportional to 204,149.84, 281,728.52 and 132,556.88 is: 182,929.62
Step by Step Solution
- Step 1: Write the proportion equation
204,149.84 : 281,728.52 = 132,556.88 : x - Step 2: Convert to fraction form
204,149.84/281,728.52 = 132,556.88/x - Step 3: Cross multiply
204,149.84x = 281,728.52 × 132,556.88 - Step 4: Simplify right side
204,149.84x = 37,345,053,618.22 - Step 5: Solve for x
x = 37,345,053,618.22/204,149.84 - Step 6: Final answer
x = 182,929.62
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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.