Finding the Fourth Proportional to 82,770.86, 114,215.87 and 46,463.99
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Solution
The fourth proportional to 82,770.86, 114,215.87 and 46,463.99 is: 64,115.85
Step by Step Solution
- Step 1: Write the proportion equation
82,770.86 : 114,215.87 = 46,463.99 : x - Step 2: Convert to fraction form
82,770.86/114,215.87 = 46,463.99/x - Step 3: Cross multiply
82,770.86x = 114,215.87 × 46,463.99 - Step 4: Simplify right side
82,770.86x = 5,306,924,586.60 - Step 5: Solve for x
x = 5,306,924,586.60/82,770.86 - Step 6: Final answer
x = 64,115.85
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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.