Finding the Fourth Proportional to 80,361.68, 110,899.94 and 44,552.30
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Solution
The fourth proportional to 80,361.68, 110,899.94 and 44,552.30 is: 61,482.62
Step by Step Solution
- Step 1: Write the proportion equation
80,361.68 : 110,899.94 = 44,552.30 : x - Step 2: Convert to fraction form
80,361.68/110,899.94 = 44,552.30/x - Step 3: Cross multiply
80,361.68x = 110,899.94 × 44,552.30 - Step 4: Simplify right side
80,361.68x = 4,940,846,619.60 - Step 5: Solve for x
x = 4,940,846,619.60/80,361.68 - Step 6: Final answer
x = 61,482.62
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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.