Finding the Fourth Proportional to 126,016.26, 173,902.33 and 69,427.63
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Solution
The fourth proportional to 126,016.26, 173,902.33 and 69,427.63 is: 95,810.07
Step by Step Solution
- Step 1: Write the proportion equation
126,016.26 : 173,902.33 = 69,427.63 : x - Step 2: Convert to fraction form
126,016.26/173,902.33 = 69,427.63/x - Step 3: Cross multiply
126,016.26x = 173,902.33 × 69,427.63 - Step 4: Simplify right side
126,016.26x = 12,073,626,623.38 - Step 5: Solve for x
x = 12,073,626,623.38/126,016.26 - Step 6: Final answer
x = 95,810.07
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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.