Finding the Fourth Proportional to 75,049.74, 103,568.49 and 44,852.74
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Solution
The fourth proportional to 75,049.74, 103,568.49 and 44,852.74 is: 61,896.69
Step by Step Solution
- Step 1: Write the proportion equation
75,049.74 : 103,568.49 = 44,852.74 : x - Step 2: Convert to fraction form
75,049.74/103,568.49 = 44,852.74/x - Step 3: Cross multiply
75,049.74x = 103,568.49 × 44,852.74 - Step 4: Simplify right side
75,049.74x = 4,645,330,295.24 - Step 5: Solve for x
x = 4,645,330,295.24/75,049.74 - Step 6: Final answer
x = 61,896.69
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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.