Finding the Fourth Proportional to 86,591.08, 129,891.66 and 24,266.44
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Solution
The fourth proportional to 86,591.08, 129,891.66 and 24,266.44 is: 36,401.07
Step by Step Solution
- Step 1: Write the proportion equation
86,591.08 : 129,891.66 = 24,266.44 : x - Step 2: Convert to fraction form
86,591.08/129,891.66 = 24,266.44/x - Step 3: Cross multiply
86,591.08x = 129,891.66 × 24,266.44 - Step 4: Simplify right side
86,591.08x = 3,152,008,173.89 - Step 5: Solve for x
x = 3,152,008,173.89/86,591.08 - Step 6: Final answer
x = 36,401.07
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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.