Finding the Fourth Proportional to 82,372.80, 113,674.41 and 44,647.08
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Solution
The fourth proportional to 82,372.80, 113,674.41 and 44,647.08 is: 61,612.94
Step by Step Solution
- Step 1: Write the proportion equation
82,372.80 : 113,674.41 = 44,647.08 : x - Step 2: Convert to fraction form
82,372.80/113,674.41 = 44,647.08/x - Step 3: Cross multiply
82,372.80x = 113,674.41 × 44,647.08 - Step 4: Simplify right side
82,372.80x = 5,075,230,477.22 - Step 5: Solve for x
x = 5,075,230,477.22/82,372.80 - Step 6: Final answer
x = 61,612.94
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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.