Finding the Fourth Proportional to 79,168.26, 118,756.08 and 44,081.49
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Solution
The fourth proportional to 79,168.26, 118,756.08 and 44,081.49 is: 66,124.29
Step by Step Solution
- Step 1: Write the proportion equation
79,168.26 : 118,756.08 = 44,081.49 : x - Step 2: Convert to fraction form
79,168.26/118,756.08 = 44,081.49/x - Step 3: Cross multiply
79,168.26x = 118,756.08 × 44,081.49 - Step 4: Simplify right side
79,168.26x = 5,234,944,952.96 - Step 5: Solve for x
x = 5,234,944,952.96/79,168.26 - Step 6: Final answer
x = 66,124.29
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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.