Finding the Fourth Proportional to 197,891.24, 273,089.22 and 107,249.43
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Solution
The fourth proportional to 197,891.24, 273,089.22 and 107,249.43 is: 148,003.84
Step by Step Solution
- Step 1: Write the proportion equation
197,891.24 : 273,089.22 = 107,249.43 : x - Step 2: Convert to fraction form
197,891.24/273,089.22 = 107,249.43/x - Step 3: Cross multiply
197,891.24x = 273,089.22 × 107,249.43 - Step 4: Simplify right side
197,891.24x = 29,288,663,184.14 - Step 5: Solve for x
x = 29,288,663,184.14/197,891.24 - Step 6: Final answer
x = 148,003.84
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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.