Finding the Fourth Proportional to 82,259.68, 113,517.66 and 44,533.60
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Solution
The fourth proportional to 82,259.68, 113,517.66 and 44,533.60 is: 61,455.99
Step by Step Solution
- Step 1: Write the proportion equation
82,259.68 : 113,517.66 = 44,533.60 : x - Step 2: Convert to fraction form
82,259.68/113,517.66 = 44,533.60/x - Step 3: Cross multiply
82,259.68x = 113,517.66 × 44,533.60 - Step 4: Simplify right side
82,259.68x = 5,055,350,063.38 - Step 5: Solve for x
x = 5,055,350,063.38/82,259.68 - Step 6: Final answer
x = 61,455.99
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1.5x scale
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.