Finding the Fourth Proportional to 99,509.26, 149,236.19 and 32,954.58
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Solution
The fourth proportional to 99,509.26, 149,236.19 and 32,954.58 is: 49,422.69
Step by Step Solution
- Step 1: Write the proportion equation
99,509.26 : 149,236.19 = 32,954.58 : x - Step 2: Convert to fraction form
99,509.26/149,236.19 = 32,954.58/x - Step 3: Cross multiply
99,509.26x = 149,236.19 × 32,954.58 - Step 4: Simplify right side
99,509.26x = 4,918,015,797.48 - Step 5: Solve for x
x = 4,918,015,797.48/99,509.26 - Step 6: Final answer
x = 49,422.69
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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.