Finding the Fourth Proportional to 82,384.26, 123,435.36 and 44,970.62
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Solution
The fourth proportional to 82,384.26, 123,435.36 and 44,970.62 is: 67,378.95
Step by Step Solution
- Step 1: Write the proportion equation
82,384.26 : 123,435.36 = 44,970.62 : x - Step 2: Convert to fraction form
82,384.26/123,435.36 = 44,970.62/x - Step 3: Cross multiply
82,384.26x = 123,435.36 × 44,970.62 - Step 4: Simplify right side
82,384.26x = 5,550,964,669.12 - Step 5: Solve for x
x = 5,550,964,669.12/82,384.26 - Step 6: Final answer
x = 67,378.95
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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.