Finding the Fourth Proportional to 83,486.50, 125,245.44 and 33,570.45
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Solution
The fourth proportional to 83,486.50, 125,245.44 and 33,570.45 is: 50,361.99
Step by Step Solution
- Step 1: Write the proportion equation
83,486.50 : 125,245.44 = 33,570.45 : x - Step 2: Convert to fraction form
83,486.50/125,245.44 = 33,570.45/x - Step 3: Cross multiply
83,486.50x = 125,245.44 × 33,570.45 - Step 4: Simplify right side
83,486.50x = 4,204,545,781.25 - Step 5: Solve for x
x = 4,204,545,781.25/83,486.50 - Step 6: Final answer
x = 50,361.99
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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.