Finding the Fourth Proportional to 192,273.21, 264,942.50 and 173,115.09
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Solution
The fourth proportional to 192,273.21, 264,942.50 and 173,115.09 is: 238,543.60
Step by Step Solution
- Step 1: Write the proportion equation
192,273.21 : 264,942.50 = 173,115.09 : x - Step 2: Convert to fraction form
192,273.21/264,942.50 = 173,115.09/x - Step 3: Cross multiply
192,273.21x = 264,942.50 × 173,115.09 - Step 4: Simplify right side
192,273.21x = 45,865,543,866.75 - Step 5: Solve for x
x = 45,865,543,866.75/192,273.21 - Step 6: Final answer
x = 238,543.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.