Finding the Fourth Proportional to 107,846.22, 161,769.75 and 32,966.09
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Solution
The fourth proportional to 107,846.22, 161,769.75 and 32,966.09 is: 49,449.26
Step by Step Solution
- Step 1: Write the proportion equation
107,846.22 : 161,769.75 = 32,966.09 : x - Step 2: Convert to fraction form
107,846.22/161,769.75 = 32,966.09/x - Step 3: Cross multiply
107,846.22x = 161,769.75 × 32,966.09 - Step 4: Simplify right side
107,846.22x = 5,332,916,137.78 - Step 5: Solve for x
x = 5,332,916,137.78/107,846.22 - Step 6: Final answer
x = 49,449.26
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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.