Finding the Fourth Proportional to 107,652.44, 161,431.99 and 32,755.19
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Solution
The fourth proportional to 107,652.44, 161,431.99 and 32,755.19 is: 49,118.58
Step by Step Solution
- Step 1: Write the proportion equation
107,652.44 : 161,431.99 = 32,755.19 : x - Step 2: Convert to fraction form
107,652.44/161,431.99 = 32,755.19/x - Step 3: Cross multiply
107,652.44x = 161,431.99 × 32,755.19 - Step 4: Simplify right side
107,652.44x = 5,287,734,615.48 - Step 5: Solve for x
x = 5,287,734,615.48/107,652.44 - Step 6: Final answer
x = 49,118.58
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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.