Finding the Fourth Proportional to 150,449.09, 225,954.68 and 132,443.69
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Solution
The fourth proportional to 150,449.09, 225,954.68 and 132,443.69 is: 198,912.94
Step by Step Solution
- Step 1: Write the proportion equation
150,449.09 : 225,954.68 = 132,443.69 : x - Step 2: Convert to fraction form
150,449.09/225,954.68 = 132,443.69/x - Step 3: Cross multiply
150,449.09x = 225,954.68 × 132,443.69 - Step 4: Simplify right side
150,449.09x = 29,926,269,799.98 - Step 5: Solve for x
x = 29,926,269,799.98/150,449.09 - Step 6: Final answer
x = 198,912.94
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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.