Finding the Fourth Proportional to 217,367.44, 299,910.31 and 125,464.23
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Solution
The fourth proportional to 217,367.44, 299,910.31 and 125,464.23 is: 173,107.88
Step by Step Solution
- Step 1: Write the proportion equation
217,367.44 : 299,910.31 = 125,464.23 : x - Step 2: Convert to fraction form
217,367.44/299,910.31 = 125,464.23/x - Step 3: Cross multiply
217,367.44x = 299,910.31 × 125,464.23 - Step 4: Simplify right side
217,367.44x = 37,628,016,113.21 - Step 5: Solve for x
x = 37,628,016,113.21/217,367.44 - Step 6: Final answer
x = 173,107.88
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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.