Finding the Fourth Proportional to 244,936.35, 337,988.84 and 137,481.75
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Solution
The fourth proportional to 244,936.35, 337,988.84 and 137,481.75 is: 189,711.72
Step by Step Solution
- Step 1: Write the proportion equation
244,936.35 : 337,988.84 = 137,481.75 : x - Step 2: Convert to fraction form
244,936.35/337,988.84 = 137,481.75/x - Step 3: Cross multiply
244,936.35x = 337,988.84 × 137,481.75 - Step 4: Simplify right side
244,936.35x = 46,467,296,516.26 - Step 5: Solve for x
x = 46,467,296,516.26/244,936.35 - Step 6: Final answer
x = 189,711.72
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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.