Finding the Fourth Proportional to 82,759.24, 114,187.84 and 48,769.12
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Solution
The fourth proportional to 82,759.24, 114,187.84 and 48,769.12 is: 67,289.65
Step by Step Solution
- Step 1: Write the proportion equation
82,759.24 : 114,187.84 = 48,769.12 : x - Step 2: Convert to fraction form
82,759.24/114,187.84 = 48,769.12/x - Step 3: Cross multiply
82,759.24x = 114,187.84 × 48,769.12 - Step 4: Simplify right side
82,759.24x = 5,568,840,471.50 - Step 5: Solve for x
x = 5,568,840,471.50/82,759.24 - Step 6: Final answer
x = 67,289.65
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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.