Finding the Fourth Proportional to 82,327.24, 113,616.84 and 50,491.81
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Solution
The fourth proportional to 82,327.24, 113,616.84 and 50,491.81 is: 69,681.92
Step by Step Solution
- Step 1: Write the proportion equation
82,327.24 : 113,616.84 = 50,491.81 : x - Step 2: Convert to fraction form
82,327.24/113,616.84 = 50,491.81/x - Step 3: Cross multiply
82,327.24x = 113,616.84 × 50,491.81 - Step 4: Simplify right side
82,327.24x = 5,736,719,898.08 - Step 5: Solve for x
x = 5,736,719,898.08/82,327.24 - Step 6: Final answer
x = 69,681.92
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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.