Finding the Fourth Proportional to 82,805.49, 124,228.94 and 32,869.08
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Solution
The fourth proportional to 82,805.49, 124,228.94 and 32,869.08 is: 49,311.84
Step by Step Solution
- Step 1: Write the proportion equation
82,805.49 : 124,228.94 = 32,869.08 : x - Step 2: Convert to fraction form
82,805.49/124,228.94 = 32,869.08/x - Step 3: Cross multiply
82,805.49x = 124,228.94 × 32,869.08 - Step 4: Simplify right side
82,805.49x = 4,083,290,802.83 - Step 5: Solve for x
x = 4,083,290,802.83/82,805.49 - Step 6: Final answer
x = 49,311.84
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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.