Finding the Fourth Proportional to 75,790.05, 104,590.99 and 43,524.26
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Solution
The fourth proportional to 75,790.05, 104,590.99 and 43,524.26 is: 60,063.89
Step by Step Solution
- Step 1: Write the proportion equation
75,790.05 : 104,590.99 = 43,524.26 : x - Step 2: Convert to fraction form
75,790.05/104,590.99 = 43,524.26/x - Step 3: Cross multiply
75,790.05x = 104,590.99 × 43,524.26 - Step 4: Simplify right side
75,790.05x = 4,552,245,442.42 - Step 5: Solve for x
x = 4,552,245,442.42/75,790.05 - Step 6: Final answer
x = 60,063.89
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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.