Finding the Fourth Proportional to 82,584.63, 113,947.16 and 48,594.60
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Solution
The fourth proportional to 82,584.63, 113,947.16 and 48,594.60 is: 67,048.99
Step by Step Solution
- Step 1: Write the proportion equation
82,584.63 : 113,947.16 = 48,594.60 : x - Step 2: Convert to fraction form
82,584.63/113,947.16 = 48,594.60/x - Step 3: Cross multiply
82,584.63x = 113,947.16 × 48,594.60 - Step 4: Simplify right side
82,584.63x = 5,537,216,418.36 - Step 5: Solve for x
x = 5,537,216,418.36/82,584.63 - Step 6: Final answer
x = 67,048.99
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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.