Finding the Fourth Proportional to 67,824.26, 101,757.56 and 40,836.19
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Solution
The fourth proportional to 67,824.26, 101,757.56 and 40,836.19 is: 61,267.03
Step by Step Solution
- Step 1: Write the proportion equation
67,824.26 : 101,757.56 = 40,836.19 : x - Step 2: Convert to fraction form
67,824.26/101,757.56 = 40,836.19/x - Step 3: Cross multiply
67,824.26x = 101,757.56 × 40,836.19 - Step 4: Simplify right side
67,824.26x = 4,155,391,054.10 - Step 5: Solve for x
x = 4,155,391,054.10/67,824.26 - Step 6: Final answer
x = 61,267.03
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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.