Finding the Fourth Proportional to 199,190.14, 274,882.40 and 108,546.08
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Solution
The fourth proportional to 199,190.14, 274,882.40 and 108,546.08 is: 149,793.59
Step by Step Solution
- Step 1: Write the proportion equation
199,190.14 : 274,882.40 = 108,546.08 : x - Step 2: Convert to fraction form
199,190.14/274,882.40 = 108,546.08/x - Step 3: Cross multiply
199,190.14x = 274,882.40 × 108,546.08 - Step 4: Simplify right side
199,190.14x = 29,837,405,470.90 - Step 5: Solve for x
x = 29,837,405,470.90/199,190.14 - Step 6: Final answer
x = 149,793.59
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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.