Finding the Fourth Proportional to 126,480.26, 174,542.82 and 69,891.63
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Solution
The fourth proportional to 126,480.26, 174,542.82 and 69,891.63 is: 96,450.49
Step by Step Solution
- Step 1: Write the proportion equation
126,480.26 : 174,542.82 = 69,891.63 : x - Step 2: Convert to fraction form
126,480.26/174,542.82 = 69,891.63/x - Step 3: Cross multiply
126,480.26x = 174,542.82 × 69,891.63 - Step 4: Simplify right side
126,480.26x = 12,199,082,849.13 - Step 5: Solve for x
x = 12,199,082,849.13/126,480.26 - Step 6: Final answer
x = 96,450.49
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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.