Finding the Fourth Proportional to 82,774.18, 114,240.41 and 46,479.70
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Solution
The fourth proportional to 82,774.18, 114,240.41 and 46,479.70 is: 64,148.75
Step by Step Solution
- Step 1: Write the proportion equation
82,774.18 : 114,240.41 = 46,479.70 : x - Step 2: Convert to fraction form
82,774.18/114,240.41 = 46,479.70/x - Step 3: Cross multiply
82,774.18x = 114,240.41 × 46,479.70 - Step 4: Simplify right side
82,774.18x = 5,309,859,984.68 - Step 5: Solve for x
x = 5,309,859,984.68/82,774.18 - Step 6: Final answer
x = 64,148.75
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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.