Finding the Fourth Proportional to 107,205.53, 160,814.57 and 36,122.22
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Solution
The fourth proportional to 107,205.53, 160,814.57 and 36,122.22 is: 54,185.45
Step by Step Solution
- Step 1: Write the proportion equation
107,205.53 : 160,814.57 = 36,122.22 : x - Step 2: Convert to fraction form
107,205.53/160,814.57 = 36,122.22/x - Step 3: Cross multiply
107,205.53x = 160,814.57 × 36,122.22 - Step 4: Simplify right side
107,205.53x = 5,808,979,096.13 - Step 5: Solve for x
x = 5,808,979,096.13/107,205.53 - Step 6: Final answer
x = 54,185.45
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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.