Finding the Fourth Proportional to 119,649.18, 179,474.49 and 36,543.18
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Solution
The fourth proportional to 119,649.18, 179,474.49 and 36,543.18 is: 54,814.99
Step by Step Solution
- Step 1: Write the proportion equation
119,649.18 : 179,474.49 = 36,543.18 : x - Step 2: Convert to fraction form
119,649.18/179,474.49 = 36,543.18/x - Step 3: Cross multiply
119,649.18x = 179,474.49 × 36,543.18 - Step 4: Simplify right side
119,649.18x = 6,558,568,593.48 - Step 5: Solve for x
x = 6,558,568,593.48/119,649.18 - Step 6: Final answer
x = 54,814.99
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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.