Finding the Fourth Proportional to 162,489.24, 243,738.84 and 44,163.09
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Solution
The fourth proportional to 162,489.24, 243,738.84 and 44,163.09 is: 66,245.99
Step by Step Solution
- Step 1: Write the proportion equation
162,489.24 : 243,738.84 = 44,163.09 : x - Step 2: Convert to fraction form
162,489.24/243,738.84 = 44,163.09/x - Step 3: Cross multiply
162,489.24x = 243,738.84 × 44,163.09 - Step 4: Simplify right side
162,489.24x = 10,764,260,327.42 - Step 5: Solve for x
x = 10,764,260,327.42/162,489.24 - Step 6: Final answer
x = 66,245.99
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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.