Finding the Fourth Proportional to 82,984.26, 114,514.81 and 45,256.26
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Solution
The fourth proportional to 82,984.26, 114,514.81 and 45,256.26 is: 62,451.75
Step by Step Solution
- Step 1: Write the proportion equation
82,984.26 : 114,514.81 = 45,256.26 : x - Step 2: Convert to fraction form
82,984.26/114,514.81 = 45,256.26/x - Step 3: Cross multiply
82,984.26x = 114,514.81 × 45,256.26 - Step 4: Simplify right side
82,984.26x = 5,182,512,015.21 - Step 5: Solve for x
x = 5,182,512,015.21/82,984.26 - Step 6: Final answer
x = 62,451.75
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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.