Finding the Fourth Proportional to 75,759.24, 104,543.01 and 41,765.94
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Solution
The fourth proportional to 75,759.24, 104,543.01 and 41,765.94 is: 57,634.38
Step by Step Solution
- Step 1: Write the proportion equation
75,759.24 : 104,543.01 = 41,765.94 : x - Step 2: Convert to fraction form
75,759.24/104,543.01 = 41,765.94/x - Step 3: Cross multiply
75,759.24x = 104,543.01 × 41,765.94 - Step 4: Simplify right side
75,759.24x = 4,366,337,083.08 - Step 5: Solve for x
x = 4,366,337,083.08/75,759.24 - Step 6: Final answer
x = 57,634.38
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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.