Finding the Fourth Proportional to 80,043.93, 110,451.23 and 44,231.81
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Solution
The fourth proportional to 80,043.93, 110,451.23 and 44,231.81 is: 61,034.70
Step by Step Solution
- Step 1: Write the proportion equation
80,043.93 : 110,451.23 = 44,231.81 : x - Step 2: Convert to fraction form
80,043.93/110,451.23 = 44,231.81/x - Step 3: Cross multiply
80,043.93x = 110,451.23 × 44,231.81 - Step 4: Simplify right side
80,043.93x = 4,885,457,046.21 - Step 5: Solve for x
x = 4,885,457,046.21/80,043.93 - Step 6: Final answer
x = 61,034.70
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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.