Finding the Fourth Proportional to 251,163.05, 376,764.01 and 71,245.44
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Solution
The fourth proportional to 251,163.05, 376,764.01 and 71,245.44 is: 106,873.67
Step by Step Solution
- Step 1: Write the proportion equation
251,163.05 : 376,764.01 = 71,245.44 : x - Step 2: Convert to fraction form
251,163.05/376,764.01 = 71,245.44/x - Step 3: Cross multiply
251,163.05x = 376,764.01 × 71,245.44 - Step 4: Simplify right side
251,163.05x = 26,842,717,490.50 - Step 5: Solve for x
x = 26,842,717,490.50/251,163.05 - Step 6: Final answer
x = 106,873.67
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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.