Finding the Fourth Proportional to 75,497.57, 104,183.98 and 41,505.80
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Solution
The fourth proportional to 75,497.57, 104,183.98 and 41,505.80 is: 57,276.54
Step by Step Solution
- Step 1: Write the proportion equation
75,497.57 : 104,183.98 = 41,505.80 : x - Step 2: Convert to fraction form
75,497.57/104,183.98 = 41,505.80/x - Step 3: Cross multiply
75,497.57x = 104,183.98 × 41,505.80 - Step 4: Simplify right side
75,497.57x = 4,324,239,437.08 - Step 5: Solve for x
x = 4,324,239,437.08/75,497.57 - Step 6: Final answer
x = 57,276.54
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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.