Finding the Fourth Proportional to 75,524.25, 104,221.26 and 41,532.71
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Solution
The fourth proportional to 75,524.25, 104,221.26 and 41,532.71 is: 57,313.92
Step by Step Solution
- Step 1: Write the proportion equation
75,524.25 : 104,221.26 = 41,532.71 : x - Step 2: Convert to fraction form
75,524.25/104,221.26 = 41,532.71/x - Step 3: Cross multiply
75,524.25x = 104,221.26 × 41,532.71 - Step 4: Simplify right side
75,524.25x = 4,328,590,846.31 - Step 5: Solve for x
x = 4,328,590,846.31/75,524.25 - Step 6: Final answer
x = 57,313.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.