Finding the Fourth Proportional to 251,738.82, 377,497.44 and 133,382.88
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Solution
The fourth proportional to 251,738.82, 377,497.44 and 133,382.88 is: 200,015.62
Step by Step Solution
- Step 1: Write the proportion equation
251,738.82 : 377,497.44 = 133,382.88 : x - Step 2: Convert to fraction form
251,738.82/377,497.44 = 133,382.88/x - Step 3: Cross multiply
251,738.82x = 377,497.44 × 133,382.88 - Step 4: Simplify right side
251,738.82x = 50,351,695,739.83 - Step 5: Solve for x
x = 50,351,695,739.83/251,738.82 - Step 6: Final answer
x = 200,015.62
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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.