Finding the Fourth Proportional to 213,540.24, 294,665.94 and 122,872.08
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Solution
The fourth proportional to 213,540.24, 294,665.94 and 122,872.08 is: 169,552.20
Step by Step Solution
- Step 1: Write the proportion equation
213,540.24 : 294,665.94 = 122,872.08 : x - Step 2: Convert to fraction form
213,540.24/294,665.94 = 122,872.08/x - Step 3: Cross multiply
213,540.24x = 294,665.94 × 122,872.08 - Step 4: Simplify right side
213,540.24x = 36,206,216,952.96 - Step 5: Solve for x
x = 36,206,216,952.96/213,540.24 - Step 6: Final answer
x = 169,552.20
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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.