Finding the Fourth Proportional to 82,394.75, 113,707.82 and 46,582.63
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Solution
The fourth proportional to 82,394.75, 113,707.82 and 46,582.63 is: 64,285.76
Step by Step Solution
- Step 1: Write the proportion equation
82,394.75 : 113,707.82 = 46,582.63 : x - Step 2: Convert to fraction form
82,394.75/113,707.82 = 46,582.63/x - Step 3: Cross multiply
82,394.75x = 113,707.82 × 46,582.63 - Step 4: Simplify right side
82,394.75x = 5,296,809,281.49 - Step 5: Solve for x
x = 5,296,809,281.49/82,394.75 - Step 6: Final answer
x = 64,285.76
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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.