Finding the Fourth Proportional to 82,339.74, 113,628.69 and 44,613.99
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Solution
The fourth proportional to 82,339.74, 113,628.69 and 44,613.99 is: 61,567.22
Step by Step Solution
- Step 1: Write the proportion equation
82,339.74 : 113,628.69 = 44,613.99 : x - Step 2: Convert to fraction form
82,339.74/113,628.69 = 44,613.99/x - Step 3: Cross multiply
82,339.74x = 113,628.69 × 44,613.99 - Step 4: Simplify right side
82,339.74x = 5,069,429,239.37 - Step 5: Solve for x
x = 5,069,429,239.37/82,339.74 - Step 6: Final answer
x = 61,567.22
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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.