Finding the Fourth Proportional to 202,604.26, 279,590.04 and 111,958.26
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Solution
The fourth proportional to 202,604.26, 279,590.04 and 111,958.26 is: 154,500.28
Step by Step Solution
- Step 1: Write the proportion equation
202,604.26 : 279,590.04 = 111,958.26 : x - Step 2: Convert to fraction form
202,604.26/279,590.04 = 111,958.26/x - Step 3: Cross multiply
202,604.26x = 279,590.04 × 111,958.26 - Step 4: Simplify right side
202,604.26x = 31,302,414,391.73 - Step 5: Solve for x
x = 31,302,414,391.73/202,604.26 - Step 6: Final answer
x = 154,500.28
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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.