Finding the Fourth Proportional to 251,231.67, 376,920.81 and 101,395.44
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Solution
The fourth proportional to 251,231.67, 376,920.81 and 101,395.44 is: 152,122.75
Step by Step Solution
- Step 1: Write the proportion equation
251,231.67 : 376,920.81 = 101,395.44 : x - Step 2: Convert to fraction form
251,231.67/376,920.81 = 101,395.44/x - Step 3: Cross multiply
251,231.67x = 376,920.81 × 101,395.44 - Step 4: Simplify right side
251,231.67x = 38,218,051,375.11 - Step 5: Solve for x
x = 38,218,051,375.11/251,231.67 - Step 6: Final answer
x = 152,122.75
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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.