Finding the Fourth Proportional to 75,734.44, 104,519.55 and 41,748.97
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Solution
The fourth proportional to 75,734.44, 104,519.55 and 41,748.97 is: 57,616.90
Step by Step Solution
- Step 1: Write the proportion equation
75,734.44 : 104,519.55 = 41,748.97 : x - Step 2: Convert to fraction form
75,734.44/104,519.55 = 41,748.97/x - Step 3: Cross multiply
75,734.44x = 104,519.55 × 41,748.97 - Step 4: Simplify right side
75,734.44x = 4,363,583,557.36 - Step 5: Solve for x
x = 4,363,583,557.36/75,734.44 - Step 6: Final answer
x = 57,616.90
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1.5x scale
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.