Finding the Fourth Proportional to 75,711.96, 104,482.44 and 41,723.28
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Solution
The fourth proportional to 75,711.96, 104,482.44 and 41,723.28 is: 57,578.09
Step by Step Solution
- Step 1: Write the proportion equation
75,711.96 : 104,482.44 = 41,723.28 : x - Step 2: Convert to fraction form
75,711.96/104,482.44 = 41,723.28/x - Step 3: Cross multiply
75,711.96x = 104,482.44 × 41,723.28 - Step 4: Simplify right side
75,711.96x = 4,359,350,099.20 - Step 5: Solve for x
x = 4,359,350,099.20/75,711.96 - Step 6: Final answer
x = 57,578.09
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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.