Finding the Fourth Proportional to 80,367.14, 110,906.47 and 44,556.23
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Solution
The fourth proportional to 80,367.14, 110,906.47 and 44,556.23 is: 61,487.50
Step by Step Solution
- Step 1: Write the proportion equation
80,367.14 : 110,906.47 = 44,556.23 : x - Step 2: Convert to fraction form
80,367.14/110,906.47 = 44,556.23/x - Step 3: Cross multiply
80,367.14x = 110,906.47 × 44,556.23 - Step 4: Simplify right side
80,367.14x = 4,941,574,185.81 - Step 5: Solve for x
x = 4,941,574,185.81/80,367.14 - Step 6: Final answer
x = 61,487.50
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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.