Finding the Fourth Proportional to 246,115.26, 339,639.21 and 132,938.01
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Solution
The fourth proportional to 246,115.26, 339,639.21 and 132,938.01 is: 183,454.54
Step by Step Solution
- Step 1: Write the proportion equation
246,115.26 : 339,639.21 = 132,938.01 : x - Step 2: Convert to fraction form
246,115.26/339,639.21 = 132,938.01/x - Step 3: Cross multiply
246,115.26x = 339,639.21 × 132,938.01 - Step 4: Simplify right side
246,115.26x = 45,150,960,695.37 - Step 5: Solve for x
x = 45,150,960,695.37/246,115.26 - Step 6: Final answer
x = 183,454.54
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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.