Finding the Fourth Proportional to 82,595.26, 123,890.84 and 23,430.99
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Solution
The fourth proportional to 82,595.26, 123,890.84 and 23,430.99 is: 35,145.90
Step by Step Solution
- Step 1: Write the proportion equation
82,595.26 : 123,890.84 = 23,430.99 : x - Step 2: Convert to fraction form
82,595.26/123,890.84 = 23,430.99/x - Step 3: Cross multiply
82,595.26x = 123,890.84 × 23,430.99 - Step 4: Simplify right side
82,595.26x = 2,902,884,915.98 - Step 5: Solve for x
x = 2,902,884,915.98/82,595.26 - Step 6: Final answer
x = 35,145.90
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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.