Finding the Fourth Proportional to 246,163.26, 339,705.54 and 132,986.10
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Solution
The fourth proportional to 246,163.26, 339,705.54 and 132,986.10 is: 183,520.95
Step by Step Solution
- Step 1: Write the proportion equation
246,163.26 : 339,705.54 = 132,986.10 : x - Step 2: Convert to fraction form
246,163.26/339,705.54 = 132,986.10/x - Step 3: Cross multiply
246,163.26x = 339,705.54 × 132,986.10 - Step 4: Simplify right side
246,163.26x = 45,176,114,912.99 - Step 5: Solve for x
x = 45,176,114,912.99/246,163.26 - Step 6: Final answer
x = 183,520.95
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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.