Finding the Fourth Proportional to 248,614.97, 372,923.14 and 80,147.63
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Solution
The fourth proportional to 248,614.97, 372,923.14 and 80,147.63 is: 120,221.66
Step by Step Solution
- Step 1: Write the proportion equation
248,614.97 : 372,923.14 = 80,147.63 : x - Step 2: Convert to fraction form
248,614.97/372,923.14 = 80,147.63/x - Step 3: Cross multiply
248,614.97x = 372,923.14 × 80,147.63 - Step 4: Simplify right side
248,614.97x = 29,888,904,627.68 - Step 5: Solve for x
x = 29,888,904,627.68/248,614.97 - Step 6: Final answer
x = 120,221.66
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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.