Finding the Fourth Proportional to 75,194.68, 103,769.68 and 41,202.49
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Solution
The fourth proportional to 75,194.68, 103,769.68 and 41,202.49 is: 56,859.99
Step by Step Solution
- Step 1: Write the proportion equation
75,194.68 : 103,769.68 = 41,202.49 : x - Step 2: Convert to fraction form
75,194.68/103,769.68 = 41,202.49/x - Step 3: Cross multiply
75,194.68x = 103,769.68 × 41,202.49 - Step 4: Simplify right side
75,194.68x = 4,275,568,683.65 - Step 5: Solve for x
x = 4,275,568,683.65/75,194.68 - Step 6: Final answer
x = 56,859.99
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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.