Finding the Fourth Proportional to 122,609.26, 183,914.30 and 33,860.80
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Solution
The fourth proportional to 122,609.26, 183,914.30 and 33,860.80 is: 50,791.31
Step by Step Solution
- Step 1: Write the proportion equation
122,609.26 : 183,914.30 = 33,860.80 : x - Step 2: Convert to fraction form
122,609.26/183,914.30 = 33,860.80/x - Step 3: Cross multiply
122,609.26x = 183,914.30 × 33,860.80 - Step 4: Simplify right side
122,609.26x = 6,227,485,329.44 - Step 5: Solve for x
x = 6,227,485,329.44/122,609.26 - Step 6: Final answer
x = 50,791.31
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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.