Finding the Fourth Proportional to 79,677.26, 119,528.14 and 27,074.44
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Solution
The fourth proportional to 79,677.26, 119,528.14 and 27,074.44 is: 40,615.82
Step by Step Solution
- Step 1: Write the proportion equation
79,677.26 : 119,528.14 = 27,074.44 : x - Step 2: Convert to fraction form
79,677.26/119,528.14 = 27,074.44/x - Step 3: Cross multiply
79,677.26x = 119,528.14 × 27,074.44 - Step 4: Simplify right side
79,677.26x = 3,236,157,454.74 - Step 5: Solve for x
x = 3,236,157,454.74/79,677.26 - Step 6: Final answer
x = 40,615.82
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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.