Finding the Fourth Proportional to 79,762.97, 119,531.57 and 44,239.92
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Solution
The fourth proportional to 79,762.97, 119,531.57 and 44,239.92 is: 66,297.27
Step by Step Solution
- Step 1: Write the proportion equation
79,762.97 : 119,531.57 = 44,239.92 : x - Step 2: Convert to fraction form
79,762.97/119,531.57 = 44,239.92/x - Step 3: Cross multiply
79,762.97x = 119,531.57 × 44,239.92 - Step 4: Simplify right side
79,762.97x = 5,288,066,873.07 - Step 5: Solve for x
x = 5,288,066,873.07/79,762.97 - Step 6: Final answer
x = 66,297.27
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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.