Finding the Fourth Proportional to 86,343.68, 129,517.96 and 24,014.18
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Solution
The fourth proportional to 86,343.68, 129,517.96 and 24,014.18 is: 36,021.95
Step by Step Solution
- Step 1: Write the proportion equation
86,343.68 : 129,517.96 = 24,014.18 : x - Step 2: Convert to fraction form
86,343.68/129,517.96 = 24,014.18/x - Step 3: Cross multiply
86,343.68x = 129,517.96 × 24,014.18 - Step 4: Simplify right side
86,343.68x = 3,110,267,604.67 - Step 5: Solve for x
x = 3,110,267,604.67/86,343.68 - Step 6: Final answer
x = 36,021.95
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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.