Finding the Fourth Proportional to 242,361.26, 363,707.99 and 84,589.71
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Solution
The fourth proportional to 242,361.26, 363,707.99 and 84,589.71 is: 126,942.54
Step by Step Solution
- Step 1: Write the proportion equation
242,361.26 : 363,707.99 = 84,589.71 : x - Step 2: Convert to fraction form
242,361.26/363,707.99 = 84,589.71/x - Step 3: Cross multiply
242,361.26x = 363,707.99 × 84,589.71 - Step 4: Simplify right side
242,361.26x = 30,765,952,975.83 - Step 5: Solve for x
x = 30,765,952,975.83/242,361.26 - Step 6: Final answer
x = 126,942.54
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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.