Finding the Fourth Proportional to 75,674.97, 104,430.33 and 43,843.14
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Solution
The fourth proportional to 75,674.97, 104,430.33 and 43,843.14 is: 60,502.88
Step by Step Solution
- Step 1: Write the proportion equation
75,674.97 : 104,430.33 = 43,843.14 : x - Step 2: Convert to fraction form
75,674.97/104,430.33 = 43,843.14/x - Step 3: Cross multiply
75,674.97x = 104,430.33 × 43,843.14 - Step 4: Simplify right side
75,674.97x = 4,578,553,578.44 - Step 5: Solve for x
x = 4,578,553,578.44/75,674.97 - Step 6: Final answer
x = 60,502.88
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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.