Finding the Fourth Proportional to 99,489.24, 149,202.90 and 32,914.44
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Solution
The fourth proportional to 99,489.24, 149,202.90 and 32,914.44 is: 49,361.42
Step by Step Solution
- Step 1: Write the proportion equation
99,489.24 : 149,202.90 = 32,914.44 : x - Step 2: Convert to fraction form
99,489.24/149,202.90 = 32,914.44/x - Step 3: Cross multiply
99,489.24x = 149,202.90 × 32,914.44 - Step 4: Simplify right side
99,489.24x = 4,910,929,899.88 - Step 5: Solve for x
x = 4,910,929,899.88/99,489.24 - Step 6: Final answer
x = 49,361.42
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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.