Finding the Fourth Proportional to 73,786.68, 110,614.28 and 27,028.62
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Solution
The fourth proportional to 73,786.68, 110,614.28 and 27,028.62 is: 40,518.85
Step by Step Solution
- Step 1: Write the proportion equation
73,786.68 : 110,614.28 = 27,028.62 : x - Step 2: Convert to fraction form
73,786.68/110,614.28 = 27,028.62/x - Step 3: Cross multiply
73,786.68x = 110,614.28 × 27,028.62 - Step 4: Simplify right side
73,786.68x = 2,989,751,205.55 - Step 5: Solve for x
x = 2,989,751,205.55/73,786.68 - Step 6: Final answer
x = 40,518.85
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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.