Finding the Fourth Proportional to 75,481.58, 104,166.33 and 41,491.82
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Solution
The fourth proportional to 75,481.58, 104,166.33 and 41,491.82 is: 57,259.67
Step by Step Solution
- Step 1: Write the proportion equation
75,481.58 : 104,166.33 = 41,491.82 : x - Step 2: Convert to fraction form
75,481.58/104,166.33 = 41,491.82/x - Step 3: Cross multiply
75,481.58x = 104,166.33 × 41,491.82 - Step 4: Simplify right side
75,481.58x = 4,322,050,614.42 - Step 5: Solve for x
x = 4,322,050,614.42/75,481.58 - Step 6: Final answer
x = 57,259.67
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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.