Finding the Fourth Proportional to 80,163.18, 120,244.62 and 32,153.43
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Solution
The fourth proportional to 80,163.18, 120,244.62 and 32,153.43 is: 48,230.08
Step by Step Solution
- Step 1: Write the proportion equation
80,163.18 : 120,244.62 = 32,153.43 : x - Step 2: Convert to fraction form
80,163.18/120,244.62 = 32,153.43/x - Step 3: Cross multiply
80,163.18x = 120,244.62 × 32,153.43 - Step 4: Simplify right side
80,163.18x = 3,866,276,972.05 - Step 5: Solve for x
x = 3,866,276,972.05/80,163.18 - Step 6: Final answer
x = 48,230.08
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1.5x scale
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.