Finding the Fourth Proportional to 82,325.74, 113,609.64 and 44,599.99
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Solution
The fourth proportional to 82,325.74, 113,609.64 and 44,599.99 is: 61,548.05
Step by Step Solution
- Step 1: Write the proportion equation
82,325.74 : 113,609.64 = 44,599.99 : x - Step 2: Convert to fraction form
82,325.74/113,609.64 = 44,599.99/x - Step 3: Cross multiply
82,325.74x = 113,609.64 × 44,599.99 - Step 4: Simplify right side
82,325.74x = 5,066,988,972.80 - Step 5: Solve for x
x = 5,066,988,972.80/82,325.74 - Step 6: Final answer
x = 61,548.05
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1.5x scale
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.