Finding the Fourth Proportional to 82,320.55, 113,602.36 and 44,594.80
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Solution
The fourth proportional to 82,320.55, 113,602.36 and 44,594.80 is: 61,540.82
Step by Step Solution
- Step 1: Write the proportion equation
82,320.55 : 113,602.36 = 44,594.80 : x - Step 2: Convert to fraction form
82,320.55/113,602.36 = 44,594.80/x - Step 3: Cross multiply
82,320.55x = 113,602.36 × 44,594.80 - Step 4: Simplify right side
82,320.55x = 5,066,073,732.74 - Step 5: Solve for x
x = 5,066,073,732.74/82,320.55 - Step 6: Final answer
x = 61,540.82
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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.