Finding the Fourth Proportional to 174,722.68, 262,205.19 and 79,964.44
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Solution
The fourth proportional to 174,722.68, 262,205.19 and 79,964.44 is: 120,002.12
Step by Step Solution
- Step 1: Write the proportion equation
174,722.68 : 262,205.19 = 79,964.44 : x - Step 2: Convert to fraction form
174,722.68/262,205.19 = 79,964.44/x - Step 3: Cross multiply
174,722.68x = 262,205.19 × 79,964.44 - Step 4: Simplify right side
174,722.68x = 20,967,091,183.44 - Step 5: Solve for x
x = 20,967,091,183.44/174,722.68 - Step 6: Final answer
x = 120,002.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.