Finding the Fourth Proportional to 80,185.44, 110,655.21 and 44,374.53
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Solution
The fourth proportional to 80,185.44, 110,655.21 and 44,374.53 is: 61,236.47
Step by Step Solution
- Step 1: Write the proportion equation
80,185.44 : 110,655.21 = 44,374.53 : x - Step 2: Convert to fraction form
80,185.44/110,655.21 = 44,374.53/x - Step 3: Cross multiply
80,185.44x = 110,655.21 × 44,374.53 - Step 4: Simplify right side
80,185.44x = 4,910,273,517.16 - Step 5: Solve for x
x = 4,910,273,517.16/80,185.44 - Step 6: Final answer
x = 61,236.47
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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.