Finding the Fourth Proportional to 247,936.97, 371,757.63 and 98,198.75
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Solution
The fourth proportional to 247,936.97, 371,757.63 and 98,198.75 is: 147,239.58
Step by Step Solution
- Step 1: Write the proportion equation
247,936.97 : 371,757.63 = 98,198.75 : x - Step 2: Convert to fraction form
247,936.97/371,757.63 = 98,198.75/x - Step 3: Cross multiply
247,936.97x = 371,757.63 × 98,198.75 - Step 4: Simplify right side
247,936.97x = 36,506,134,568.96 - Step 5: Solve for x
x = 36,506,134,568.96/247,936.97 - Step 6: Final answer
x = 147,239.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.