Finding the Fourth Proportional to 107,846.13, 161,769.62 and 32,965.99
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Solution
The fourth proportional to 107,846.13, 161,769.62 and 32,965.99 is: 49,449.11
Step by Step Solution
- Step 1: Write the proportion equation
107,846.13 : 161,769.62 = 32,965.99 : x - Step 2: Convert to fraction form
107,846.13/161,769.62 = 32,965.99/x - Step 3: Cross multiply
107,846.13x = 161,769.62 × 32,965.99 - Step 4: Simplify right side
107,846.13x = 5,332,895,260.50 - Step 5: Solve for x
x = 5,332,895,260.50/107,846.13 - Step 6: Final answer
x = 49,449.11
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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.