Finding the Fourth Proportional to 75,403.29, 104,057.64 and 41,414.84
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Solution
The fourth proportional to 75,403.29, 104,057.64 and 41,414.84 is: 57,153.08
Step by Step Solution
- Step 1: Write the proportion equation
75,403.29 : 104,057.64 = 41,414.84 : x - Step 2: Convert to fraction form
75,403.29/104,057.64 = 41,414.84/x - Step 3: Cross multiply
75,403.29x = 104,057.64 × 41,414.84 - Step 4: Simplify right side
75,403.29x = 4,309,529,991.09 - Step 5: Solve for x
x = 4,309,529,991.09/75,403.29 - Step 6: Final answer
x = 57,153.08
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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.