Finding the Fourth Proportional to 125,379.30, 188,066.97 and 50,497.68
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Solution
The fourth proportional to 125,379.30, 188,066.97 and 50,497.68 is: 75,745.72
Step by Step Solution
- Step 1: Write the proportion equation
125,379.30 : 188,066.97 = 50,497.68 : x - Step 2: Convert to fraction form
125,379.30/188,066.97 = 50,497.68/x - Step 3: Cross multiply
125,379.30x = 188,066.97 × 50,497.68 - Step 4: Simplify right side
125,379.30x = 9,496,945,669.63 - Step 5: Solve for x
x = 9,496,945,669.63/125,379.30 - Step 6: Final answer
x = 75,745.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.