Finding the Fourth Proportional to 80,064.75, 110,489.36 and 44,736.75
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Solution
The fourth proportional to 80,064.75, 110,489.36 and 44,736.75 is: 61,736.72
Step by Step Solution
- Step 1: Write the proportion equation
80,064.75 : 110,489.36 = 44,736.75 : x - Step 2: Convert to fraction form
80,064.75/110,489.36 = 44,736.75/x - Step 3: Cross multiply
80,064.75x = 110,489.36 × 44,736.75 - Step 4: Simplify right side
80,064.75x = 4,942,934,652.30 - Step 5: Solve for x
x = 4,942,934,652.30/80,064.75 - Step 6: Final answer
x = 61,736.72
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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.