Finding the Fourth Proportional to 132,940.88, 199,368.18 and 44,170.55
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Solution
The fourth proportional to 132,940.88, 199,368.18 and 44,170.55 is: 66,241.49
Step by Step Solution
- Step 1: Write the proportion equation
132,940.88 : 199,368.18 = 44,170.55 : x - Step 2: Convert to fraction form
132,940.88/199,368.18 = 44,170.55/x - Step 3: Cross multiply
132,940.88x = 199,368.18 × 44,170.55 - Step 4: Simplify right side
132,940.88x = 8,806,202,163.10 - Step 5: Solve for x
x = 8,806,202,163.10/132,940.88 - Step 6: Final answer
x = 66,241.49
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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.