Finding the Fourth Proportional to 188,704.30, 283,098.03 and 82,104.99
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Solution
The fourth proportional to 188,704.30, 283,098.03 and 82,104.99 is: 123,175.58
Step by Step Solution
- Step 1: Write the proportion equation
188,704.30 : 283,098.03 = 82,104.99 : x - Step 2: Convert to fraction form
188,704.30/283,098.03 = 82,104.99/x - Step 3: Cross multiply
188,704.30x = 283,098.03 × 82,104.99 - Step 4: Simplify right side
188,704.30x = 23,243,760,716.91 - Step 5: Solve for x
x = 23,243,760,716.91/188,704.30 - Step 6: Final answer
x = 123,175.58
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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.