Finding the Fourth Proportional to 75,826.24, 113,739.82 and 33,696.42
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Solution
The fourth proportional to 75,826.24, 113,739.82 and 33,696.42 is: 50,544.83
Step by Step Solution
- Step 1: Write the proportion equation
75,826.24 : 113,739.82 = 33,696.42 : x - Step 2: Convert to fraction form
75,826.24/113,739.82 = 33,696.42/x - Step 3: Cross multiply
75,826.24x = 113,739.82 × 33,696.42 - Step 4: Simplify right side
75,826.24x = 3,832,624,745.44 - Step 5: Solve for x
x = 3,832,624,745.44/75,826.24 - Step 6: Final answer
x = 50,544.83
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.