Finding the Fourth Proportional to 82,236.98, 113,487.97 and 48,246.05
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Solution
The fourth proportional to 82,236.98, 113,487.97 and 48,246.05 is: 66,580.10
Step by Step Solution
- Step 1: Write the proportion equation
82,236.98 : 113,487.97 = 48,246.05 : x - Step 2: Convert to fraction form
82,236.98/113,487.97 = 48,246.05/x - Step 3: Cross multiply
82,236.98x = 113,487.97 × 48,246.05 - Step 4: Simplify right side
82,236.98x = 5,475,346,275.02 - Step 5: Solve for x
x = 5,475,346,275.02/82,236.98 - Step 6: Final answer
x = 66,580.10
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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.