Finding the Fourth Proportional to 82,505.36, 113,847.95 and 46,201.75
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Solution
The fourth proportional to 82,505.36, 113,847.95 and 46,201.75 is: 63,753.12
Step by Step Solution
- Step 1: Write the proportion equation
82,505.36 : 113,847.95 = 46,201.75 : x - Step 2: Convert to fraction form
82,505.36/113,847.95 = 46,201.75/x - Step 3: Cross multiply
82,505.36x = 113,847.95 × 46,201.75 - Step 4: Simplify right side
82,505.36x = 5,259,974,354.80 - Step 5: Solve for x
x = 5,259,974,354.80/82,505.36 - Step 6: Final answer
x = 63,753.12
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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.