Finding the Fourth Proportional to 82,461.43, 123,708.98 and 26,299.99
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Solution
The fourth proportional to 82,461.43, 123,708.98 and 26,299.99 is: 39,455.35
Step by Step Solution
- Step 1: Write the proportion equation
82,461.43 : 123,708.98 = 26,299.99 : x - Step 2: Convert to fraction form
82,461.43/123,708.98 = 26,299.99/x - Step 3: Cross multiply
82,461.43x = 123,708.98 × 26,299.99 - Step 4: Simplify right side
82,461.43x = 3,253,544,936.91 - Step 5: Solve for x
x = 3,253,544,936.91/82,461.43 - Step 6: Final answer
x = 39,455.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.