Finding the Fourth Proportional to 79,876.07, 110,229.36 and 44,066.08
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Solution
The fourth proportional to 79,876.07, 110,229.36 and 44,066.08 is: 60,811.39
Step by Step Solution
- Step 1: Write the proportion equation
79,876.07 : 110,229.36 = 44,066.08 : x - Step 2: Convert to fraction form
79,876.07/110,229.36 = 44,066.08/x - Step 3: Cross multiply
79,876.07x = 110,229.36 × 44,066.08 - Step 4: Simplify right side
79,876.07x = 4,857,375,148.61 - Step 5: Solve for x
x = 4,857,375,148.61/79,876.07 - Step 6: Final answer
x = 60,811.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.