Finding the Fourth Proportional to 251,245.26, 376,926.19 and 82,759.55
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Solution
The fourth proportional to 251,245.26, 376,926.19 and 82,759.55 is: 124,158.52
Step by Step Solution
- Step 1: Write the proportion equation
251,245.26 : 376,926.19 = 82,759.55 : x - Step 2: Convert to fraction form
251,245.26/376,926.19 = 82,759.55/x - Step 3: Cross multiply
251,245.26x = 376,926.19 × 82,759.55 - Step 4: Simplify right side
251,245.26x = 31,194,239,776.08 - Step 5: Solve for x
x = 31,194,239,776.08/251,245.26 - Step 6: Final answer
x = 124,158.52
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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.