Finding the Fourth Proportional to 80,051.84, 110,471.88 and 43,754.03
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Solution
The fourth proportional to 80,051.84, 110,471.88 and 43,754.03 is: 60,380.75
Step by Step Solution
- Step 1: Write the proportion equation
80,051.84 : 110,471.88 = 43,754.03 : x - Step 2: Convert to fraction form
80,051.84/110,471.88 = 43,754.03/x - Step 3: Cross multiply
80,051.84x = 110,471.88 × 43,754.03 - Step 4: Simplify right side
80,051.84x = 4,833,589,951.68 - Step 5: Solve for x
x = 4,833,589,951.68/80,051.84 - Step 6: Final answer
x = 60,380.75
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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.