Finding the Fourth Proportional to 80,107.67, 110,546.42 and 44,299.19
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Solution
The fourth proportional to 80,107.67, 110,546.42 and 44,299.19 is: 61,131.68
Step by Step Solution
- Step 1: Write the proportion equation
80,107.67 : 110,546.42 = 44,299.19 : x - Step 2: Convert to fraction form
80,107.67/110,546.42 = 44,299.19/x - Step 3: Cross multiply
80,107.67x = 110,546.42 × 44,299.19 - Step 4: Simplify right side
80,107.67x = 4,897,116,089.17 - Step 5: Solve for x
x = 4,897,116,089.17/80,107.67 - Step 6: Final answer
x = 61,131.68
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1.5x scale
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.