Finding the Fourth Proportional to 75,694.68, 104,461.38 and 41,704.65
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Solution
The fourth proportional to 75,694.68, 104,461.38 and 41,704.65 is: 57,553.92
Step by Step Solution
- Step 1: Write the proportion equation
75,694.68 : 104,461.38 = 41,704.65 : x - Step 2: Convert to fraction form
75,694.68/104,461.38 = 41,704.65/x - Step 3: Cross multiply
75,694.68x = 104,461.38 × 41,704.65 - Step 4: Simplify right side
75,694.68x = 4,356,525,291.42 - Step 5: Solve for x
x = 4,356,525,291.42/75,694.68 - Step 6: Final answer
x = 57,553.92
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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.