Finding the Fourth Proportional to 80,767.40, 121,157.30 and 24,612.26
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Solution
The fourth proportional to 80,767.40, 121,157.30 and 24,612.26 is: 36,920.27
Step by Step Solution
- Step 1: Write the proportion equation
80,767.40 : 121,157.30 = 24,612.26 : x - Step 2: Convert to fraction form
80,767.40/121,157.30 = 24,612.26/x - Step 3: Cross multiply
80,767.40x = 121,157.30 × 24,612.26 - Step 4: Simplify right side
80,767.40x = 2,981,954,424.24 - Step 5: Solve for x
x = 2,981,954,424.24/80,767.40 - Step 6: Final answer
x = 36,920.27
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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.