Finding the Fourth Proportional to 80,327.40, 110,850.12 and 44,517.12
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Solution
The fourth proportional to 80,327.40, 110,850.12 and 44,517.12 is: 61,432.69
Step by Step Solution
- Step 1: Write the proportion equation
80,327.40 : 110,850.12 = 44,517.12 : x - Step 2: Convert to fraction form
80,327.40/110,850.12 = 44,517.12/x - Step 3: Cross multiply
80,327.40x = 110,850.12 × 44,517.12 - Step 4: Simplify right side
80,327.40x = 4,934,728,094.05 - Step 5: Solve for x
x = 4,934,728,094.05/80,327.40 - Step 6: Final answer
x = 61,432.69
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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.