Finding the Fourth Proportional to 75,501.87, 104,193.77 and 41,511.84
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Solution
The fourth proportional to 75,501.87, 104,193.77 and 41,511.84 is: 57,286.99
Step by Step Solution
- Step 1: Write the proportion equation
75,501.87 : 104,193.77 = 41,511.84 : x - Step 2: Convert to fraction form
75,501.87/104,193.77 = 41,511.84/x - Step 3: Cross multiply
75,501.87x = 104,193.77 × 41,511.84 - Step 4: Simplify right side
75,501.87x = 4,325,275,109.24 - Step 5: Solve for x
x = 4,325,275,109.24/75,501.87 - Step 6: Final answer
x = 57,286.99
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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.