Finding the Fourth Proportional to 263,172.42, 394,754.97 and 63,491.12
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Solution
The fourth proportional to 263,172.42, 394,754.97 and 63,491.12 is: 95,235.79
Step by Step Solution
- Step 1: Write the proportion equation
263,172.42 : 394,754.97 = 63,491.12 : x - Step 2: Convert to fraction form
263,172.42/394,754.97 = 63,491.12/x - Step 3: Cross multiply
263,172.42x = 394,754.97 × 63,491.12 - Step 4: Simplify right side
263,172.42x = 25,063,433,448.13 - Step 5: Solve for x
x = 25,063,433,448.13/263,172.42 - Step 6: Final answer
x = 95,235.79
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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.