Finding the Fourth Proportional to 71,604.94, 107,449.02 and 29,489.26
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Solution
The fourth proportional to 71,604.94, 107,449.02 and 29,489.26 is: 44,251.03
Step by Step Solution
- Step 1: Write the proportion equation
71,604.94 : 107,449.02 = 29,489.26 : x - Step 2: Convert to fraction form
71,604.94/107,449.02 = 29,489.26/x - Step 3: Cross multiply
71,604.94x = 107,449.02 × 29,489.26 - Step 4: Simplify right side
71,604.94x = 3,168,592,087.53 - Step 5: Solve for x
x = 3,168,592,087.53/71,604.94 - Step 6: Final answer
x = 44,251.03
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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.