Finding the Fourth Proportional to 75,193.05, 103,766.43 and 41,201.26
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Solution
The fourth proportional to 75,193.05, 103,766.43 and 41,201.26 is: 56,857.75
Step by Step Solution
- Step 1: Write the proportion equation
75,193.05 : 103,766.43 = 41,201.26 : x - Step 2: Convert to fraction form
75,193.05/103,766.43 = 41,201.26/x - Step 3: Cross multiply
75,193.05x = 103,766.43 × 41,201.26 - Step 4: Simplify right side
75,193.05x = 4,275,307,382.97 - Step 5: Solve for x
x = 4,275,307,382.97/75,193.05 - Step 6: Final answer
x = 56,857.75
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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.