Finding the Fourth Proportional to 103,682.70, 155,548.71 and 33,561.99
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Solution
The fourth proportional to 103,682.70, 155,548.71 and 33,561.99 is: 50,350.97
Step by Step Solution
- Step 1: Write the proportion equation
103,682.70 : 155,548.71 = 33,561.99 : x - Step 2: Convert to fraction form
103,682.70/155,548.71 = 33,561.99/x - Step 3: Cross multiply
103,682.70x = 155,548.71 × 33,561.99 - Step 4: Simplify right side
103,682.70x = 5,220,524,249.53 - Step 5: Solve for x
x = 5,220,524,249.53/103,682.70 - Step 6: Final answer
x = 50,350.97
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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.