Finding the Fourth Proportional to 82,756.62, 124,135.74 and 32,848.74
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Solution
The fourth proportional to 82,756.62, 124,135.74 and 32,848.74 is: 49,273.43
Step by Step Solution
- Step 1: Write the proportion equation
82,756.62 : 124,135.74 = 32,848.74 : x - Step 2: Convert to fraction form
82,756.62/124,135.74 = 32,848.74/x - Step 3: Cross multiply
82,756.62x = 124,135.74 × 32,848.74 - Step 4: Simplify right side
82,756.62x = 4,077,702,647.97 - Step 5: Solve for x
x = 4,077,702,647.97/82,756.62 - Step 6: Final answer
x = 49,273.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.