Finding the Fourth Proportional to 75,893.26, 104,635.34 and 62,230.96
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Solution
The fourth proportional to 75,893.26, 104,635.34 and 62,230.96 is: 85,798.89
Step by Step Solution
- Step 1: Write the proportion equation
75,893.26 : 104,635.34 = 62,230.96 : x - Step 2: Convert to fraction form
75,893.26/104,635.34 = 62,230.96/x - Step 3: Cross multiply
75,893.26x = 104,635.34 × 62,230.96 - Step 4: Simplify right side
75,893.26x = 6,511,557,658.13 - Step 5: Solve for x
x = 6,511,557,658.13/75,893.26 - Step 6: Final answer
x = 85,798.89
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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.