Finding the Fourth Proportional to 251,163.84, 376,377.12 and 126,333.12
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Solution
The fourth proportional to 251,163.84, 376,377.12 and 126,333.12 is: 189,314.26
Step by Step Solution
- Step 1: Write the proportion equation
251,163.84 : 376,377.12 = 126,333.12 : x - Step 2: Convert to fraction form
251,163.84/376,377.12 = 126,333.12/x - Step 3: Cross multiply
251,163.84x = 376,377.12 × 126,333.12 - Step 4: Simplify right side
251,163.84x = 47,548,895,866.21 - Step 5: Solve for x
x = 47,548,895,866.21/251,163.84 - Step 6: Final answer
x = 189,314.26
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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.