Finding the Fourth Proportional to 82,279.24, 113,553.73 and 59,327.94
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Solution
The fourth proportional to 82,279.24, 113,553.73 and 59,327.94 is: 81,878.60
Step by Step Solution
- Step 1: Write the proportion equation
82,279.24 : 113,553.73 = 59,327.94 : x - Step 2: Convert to fraction form
82,279.24/113,553.73 = 59,327.94/x - Step 3: Cross multiply
82,279.24x = 113,553.73 × 59,327.94 - Step 4: Simplify right side
82,279.24x = 6,736,908,880.22 - Step 5: Solve for x
x = 6,736,908,880.22/82,279.24 - Step 6: Final answer
x = 81,878.60
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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.