Finding the Fourth Proportional to 82,761.37, 114,201.41 and 48,767.65
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Solution
The fourth proportional to 82,761.37, 114,201.41 and 48,767.65 is: 67,293.88
Step by Step Solution
- Step 1: Write the proportion equation
82,761.37 : 114,201.41 = 48,767.65 : x - Step 2: Convert to fraction form
82,761.37/114,201.41 = 48,767.65/x - Step 3: Cross multiply
82,761.37x = 114,201.41 × 48,767.65 - Step 4: Simplify right side
82,761.37x = 5,569,333,863.04 - Step 5: Solve for x
x = 5,569,333,863.04/82,761.37 - Step 6: Final answer
x = 67,293.88
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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.