Finding the Fourth Proportional to 371,170.11, 556,754.96 and 134,512.41
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Solution
The fourth proportional to 371,170.11, 556,754.96 and 134,512.41 is: 201,768.54
Step by Step Solution
- Step 1: Write the proportion equation
371,170.11 : 556,754.96 = 134,512.41 : x - Step 2: Convert to fraction form
371,170.11/556,754.96 = 134,512.41/x - Step 3: Cross multiply
371,170.11x = 556,754.96 × 134,512.41 - Step 4: Simplify right side
371,170.11x = 74,890,451,449.05 - Step 5: Solve for x
x = 74,890,451,449.05/371,170.11 - Step 6: Final answer
x = 201,768.54
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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.