Finding the Fourth Proportional to 82,584.84, 113,967.12 and 44,859.12
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Solution
The fourth proportional to 82,584.84, 113,967.12 and 44,859.12 is: 61,905.61
Step by Step Solution
- Step 1: Write the proportion equation
82,584.84 : 113,967.12 = 44,859.12 : x - Step 2: Convert to fraction form
82,584.84/113,967.12 = 44,859.12/x - Step 3: Cross multiply
82,584.84x = 113,967.12 × 44,859.12 - Step 4: Simplify right side
82,584.84x = 5,112,464,712.13 - Step 5: Solve for x
x = 5,112,464,712.13/82,584.84 - Step 6: Final answer
x = 61,905.61
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1.5x scale
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.