Finding the Fourth Proportional to 82,335.50, 113,623.11 and 44,609.75
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Solution
The fourth proportional to 82,335.50, 113,623.11 and 44,609.75 is: 61,561.52
Step by Step Solution
- Step 1: Write the proportion equation
82,335.50 : 113,623.11 = 44,609.75 : x - Step 2: Convert to fraction form
82,335.50/113,623.11 = 44,609.75/x - Step 3: Cross multiply
82,335.50x = 113,623.11 × 44,609.75 - Step 4: Simplify right side
82,335.50x = 5,068,697,963.21 - Step 5: Solve for x
x = 5,068,697,963.21/82,335.50 - Step 6: Final answer
x = 61,561.52
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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.