Finding the Fourth Proportional to 271,361.75, 407,079.68 and 93,821.09
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Solution
The fourth proportional to 271,361.75, 407,079.68 and 93,821.09 is: 140,744.44
Step by Step Solution
- Step 1: Write the proportion equation
271,361.75 : 407,079.68 = 93,821.09 : x - Step 2: Convert to fraction form
271,361.75/407,079.68 = 93,821.09/x - Step 3: Cross multiply
271,361.75x = 407,079.68 × 93,821.09 - Step 4: Simplify right side
271,361.75x = 38,192,656,789.95 - Step 5: Solve for x
x = 38,192,656,789.95/271,361.75 - Step 6: Final answer
x = 140,744.44
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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.