Finding the Fourth Proportional to 82,201.74, 113,438.79 and 46,393.26
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Solution
The fourth proportional to 82,201.74, 113,438.79 and 46,393.26 is: 64,022.92
Step by Step Solution
- Step 1: Write the proportion equation
82,201.74 : 113,438.79 = 46,393.26 : x - Step 2: Convert to fraction form
82,201.74/113,438.79 = 46,393.26/x - Step 3: Cross multiply
82,201.74x = 113,438.79 × 46,393.26 - Step 4: Simplify right side
82,201.74x = 5,262,795,278.56 - Step 5: Solve for x
x = 5,262,795,278.56/82,201.74 - Step 6: Final answer
x = 64,022.92
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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.