Finding the Fourth Proportional to 107,845.22, 161,768.25 and 32,965.09
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Solution
The fourth proportional to 107,845.22, 161,768.25 and 32,965.09 is: 49,447.76
Step by Step Solution
- Step 1: Write the proportion equation
107,845.22 : 161,768.25 = 32,965.09 : x - Step 2: Convert to fraction form
107,845.22/161,768.25 = 32,965.09/x - Step 3: Cross multiply
107,845.22x = 161,768.25 × 32,965.09 - Step 4: Simplify right side
107,845.22x = 5,332,704,515.97 - Step 5: Solve for x
x = 5,332,704,515.97/107,845.22 - Step 6: Final answer
x = 49,447.76
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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.