Finding the Fourth Proportional to 75,729.37, 104,502.26 and 41,737.75
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Solution
The fourth proportional to 75,729.37, 104,502.26 and 41,737.75 is: 57,595.75
Step by Step Solution
- Step 1: Write the proportion equation
75,729.37 : 104,502.26 = 41,737.75 : x - Step 2: Convert to fraction form
75,729.37/104,502.26 = 41,737.75/x - Step 3: Cross multiply
75,729.37x = 104,502.26 × 41,737.75 - Step 4: Simplify right side
75,729.37x = 4,361,689,544.97 - Step 5: Solve for x
x = 4,361,689,544.97/75,729.37 - Step 6: Final answer
x = 57,595.75
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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.