Finding the Fourth Proportional to 75,093.75, 103,629.68 and 41,559.75
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Solution
The fourth proportional to 75,093.75, 103,629.68 and 41,559.75 is: 57,352.62
Step by Step Solution
- Step 1: Write the proportion equation
75,093.75 : 103,629.68 = 41,559.75 : x - Step 2: Convert to fraction form
75,093.75/103,629.68 = 41,559.75/x - Step 3: Cross multiply
75,093.75x = 103,629.68 × 41,559.75 - Step 4: Simplify right side
75,093.75x = 4,306,823,541.43 - Step 5: Solve for x
x = 4,306,823,541.43/75,093.75 - Step 6: Final answer
x = 57,352.62
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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.