Finding the Fourth Proportional to 75,512.58, 104,202.01 and 41,520.52
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Solution
The fourth proportional to 75,512.58, 104,202.01 and 41,520.52 is: 57,295.38
Step by Step Solution
- Step 1: Write the proportion equation
75,512.58 : 104,202.01 = 41,520.52 : x - Step 2: Convert to fraction form
75,512.58/104,202.01 = 41,520.52/x - Step 3: Cross multiply
75,512.58x = 104,202.01 × 41,520.52 - Step 4: Simplify right side
75,512.58x = 4,326,521,640.25 - Step 5: Solve for x
x = 4,326,521,640.25/75,512.58 - Step 6: Final answer
x = 57,295.38
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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.