Finding the Fourth Proportional to 100,084.23, 150,105.60 and 36,887.99
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Solution
The fourth proportional to 100,084.23, 150,105.60 and 36,887.99 is: 55,324.33
Step by Step Solution
- Step 1: Write the proportion equation
100,084.23 : 150,105.60 = 36,887.99 : x - Step 2: Convert to fraction form
100,084.23/150,105.60 = 36,887.99/x - Step 3: Cross multiply
100,084.23x = 150,105.60 × 36,887.99 - Step 4: Simplify right side
100,084.23x = 5,537,093,121.22 - Step 5: Solve for x
x = 5,537,093,121.22/100,084.23 - Step 6: Final answer
x = 55,324.33
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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.