Finding the Fourth Proportional to 251,523.18, 377,279.28 and 118,329.62
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Solution
The fourth proportional to 251,523.18, 377,279.28 and 118,329.62 is: 177,491.84
Step by Step Solution
- Step 1: Write the proportion equation
251,523.18 : 377,279.28 = 118,329.62 : x - Step 2: Convert to fraction form
251,523.18/377,279.28 = 118,329.62/x - Step 3: Cross multiply
251,523.18x = 377,279.28 × 118,329.62 - Step 4: Simplify right side
251,523.18x = 44,643,311,949.88 - Step 5: Solve for x
x = 44,643,311,949.88/251,523.18 - Step 6: Final answer
x = 177,491.84
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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.