Finding the Fourth Proportional to 82,462.16, 113,798.07 and 44,736.68
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Solution
The fourth proportional to 82,462.16, 113,798.07 and 44,736.68 is: 61,736.78
Step by Step Solution
- Step 1: Write the proportion equation
82,462.16 : 113,798.07 = 44,736.68 : x - Step 2: Convert to fraction form
82,462.16/113,798.07 = 44,736.68/x - Step 3: Cross multiply
82,462.16x = 113,798.07 × 44,736.68 - Step 4: Simplify right side
82,462.16x = 5,090,947,842.21 - Step 5: Solve for x
x = 5,090,947,842.21/82,462.16 - Step 6: Final answer
x = 61,736.78
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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.