Finding the Fourth Proportional to 71,950.48, 107,906.99 and 29,842.49
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Solution
The fourth proportional to 71,950.48, 107,906.99 and 29,842.49 is: 44,755.97
Step by Step Solution
- Step 1: Write the proportion equation
71,950.48 : 107,906.99 = 29,842.49 : x - Step 2: Convert to fraction form
71,950.48/107,906.99 = 29,842.49/x - Step 3: Cross multiply
71,950.48x = 107,906.99 × 29,842.49 - Step 4: Simplify right side
71,950.48x = 3,220,213,390.56 - Step 5: Solve for x
x = 3,220,213,390.56/71,950.48 - Step 6: Final answer
x = 44,755.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.