Finding the Fourth Proportional to 193,674.75, 267,284.79 and 108,791.88
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Solution
The fourth proportional to 193,674.75, 267,284.79 and 108,791.88 is: 150,140.45
Step by Step Solution
- Step 1: Write the proportion equation
193,674.75 : 267,284.79 = 108,791.88 : x - Step 2: Convert to fraction form
193,674.75/267,284.79 = 108,791.88/x - Step 3: Cross multiply
193,674.75x = 267,284.79 × 108,791.88 - Step 4: Simplify right side
193,674.75x = 29,078,414,799.51 - Step 5: Solve for x
x = 29,078,414,799.51/193,674.75 - Step 6: Final answer
x = 150,140.45
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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.