Finding the Fourth Proportional to 71,351.09, 107,027.69 and 33,915.02
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Solution
The fourth proportional to 71,351.09, 107,027.69 and 33,915.02 is: 50,873.03
Step by Step Solution
- Step 1: Write the proportion equation
71,351.09 : 107,027.69 = 33,915.02 : x - Step 2: Convert to fraction form
71,351.09/107,027.69 = 33,915.02/x - Step 3: Cross multiply
71,351.09x = 107,027.69 × 33,915.02 - Step 4: Simplify right side
71,351.09x = 3,629,845,542.19 - Step 5: Solve for x
x = 3,629,845,542.19/71,351.09 - Step 6: Final answer
x = 50,873.03
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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.