Finding the Fourth Proportional to 79,889.20, 110,245.24 and 44,079.23
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Solution
The fourth proportional to 79,889.20, 110,245.24 and 44,079.23 is: 60,828.31
Step by Step Solution
- Step 1: Write the proportion equation
79,889.20 : 110,245.24 = 44,079.23 : x - Step 2: Convert to fraction form
79,889.20/110,245.24 = 44,079.23/x - Step 3: Cross multiply
79,889.20x = 110,245.24 × 44,079.23 - Step 4: Simplify right side
79,889.20x = 4,859,525,290.37 - Step 5: Solve for x
x = 4,859,525,290.37/79,889.20 - Step 6: Final answer
x = 60,828.31
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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.