Finding the Fourth Proportional to 111,206.95, 166,832.22 and 36,306.99
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Solution
The fourth proportional to 111,206.95, 166,832.22 and 36,306.99 is: 54,467.60
Step by Step Solution
- Step 1: Write the proportion equation
111,206.95 : 166,832.22 = 36,306.99 : x - Step 2: Convert to fraction form
111,206.95/166,832.22 = 36,306.99/x - Step 3: Cross multiply
111,206.95x = 166,832.22 × 36,306.99 - Step 4: Simplify right side
111,206.95x = 6,057,175,743.22 - Step 5: Solve for x
x = 6,057,175,743.22/111,206.95 - Step 6: Final answer
x = 54,467.60
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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.