Finding the Fourth Proportional to 104,163.26, 143,742.60 and 58,845.92
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Solution
The fourth proportional to 104,163.26, 143,742.60 and 58,845.92 is: 81,205.84
Step by Step Solution
- Step 1: Write the proportion equation
104,163.26 : 143,742.60 = 58,845.92 : x - Step 2: Convert to fraction form
104,163.26/143,742.60 = 58,845.92/x - Step 3: Cross multiply
104,163.26x = 143,742.60 × 58,845.92 - Step 4: Simplify right side
104,163.26x = 8,458,664,821.48 - Step 5: Solve for x
x = 8,458,664,821.48/104,163.26 - Step 6: Final answer
x = 81,205.84
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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.