Finding the Fourth Proportional to 227,206.22, 313,507.67 and 131,694.26
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Solution
The fourth proportional to 227,206.22, 313,507.67 and 131,694.26 is: 181,716.68
Step by Step Solution
- Step 1: Write the proportion equation
227,206.22 : 313,507.67 = 131,694.26 : x - Step 2: Convert to fraction form
227,206.22/313,507.67 = 131,694.26/x - Step 3: Cross multiply
227,206.22x = 313,507.67 × 131,694.26 - Step 4: Simplify right side
227,206.22x = 41,287,158,378.96 - Step 5: Solve for x
x = 41,287,158,378.96/227,206.22 - Step 6: Final answer
x = 181,716.68
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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.