Finding the Fourth Proportional to 82,497.63, 113,846.67 and 46,686.99
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Solution
The fourth proportional to 82,497.63, 113,846.67 and 46,686.99 is: 64,428.01
Step by Step Solution
- Step 1: Write the proportion equation
82,497.63 : 113,846.67 = 46,686.99 : x - Step 2: Convert to fraction form
82,497.63/113,846.67 = 46,686.99/x - Step 3: Cross multiply
82,497.63x = 113,846.67 × 46,686.99 - Step 4: Simplify right side
82,497.63x = 5,315,158,343.82 - Step 5: Solve for x
x = 5,315,158,343.82/82,497.63 - Step 6: Final answer
x = 64,428.01
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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.