Finding the Fourth Proportional to 75,860.99, 104,694.09 and 41,876.22
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Solution
The fourth proportional to 75,860.99, 104,694.09 and 41,876.22 is: 57,792.46
Step by Step Solution
- Step 1: Write the proportion equation
75,860.99 : 104,694.09 = 41,876.22 : x - Step 2: Convert to fraction form
75,860.99/104,694.09 = 41,876.22/x - Step 3: Cross multiply
75,860.99x = 104,694.09 × 41,876.22 - Step 4: Simplify right side
75,860.99x = 4,384,192,745.54 - Step 5: Solve for x
x = 4,384,192,745.54/75,860.99 - Step 6: Final answer
x = 57,792.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.