Finding the Fourth Proportional to 71,786.04, 107,560.58 and 41,715.87
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Solution
The fourth proportional to 71,786.04, 107,560.58 and 41,715.87 is: 62,504.95
Step by Step Solution
- Step 1: Write the proportion equation
71,786.04 : 107,560.58 = 41,715.87 : x - Step 2: Convert to fraction form
71,786.04/107,560.58 = 41,715.87/x - Step 3: Cross multiply
71,786.04x = 107,560.58 × 41,715.87 - Step 4: Simplify right side
71,786.04x = 4,486,983,172.40 - Step 5: Solve for x
x = 4,486,983,172.40/71,786.04 - Step 6: Final answer
x = 62,504.95
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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.