Finding the Fourth Proportional to 134,394.41, 201,450.98 and 50,120.66
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Solution
The fourth proportional to 134,394.41, 201,450.98 and 50,120.66 is: 75,128.55
Step by Step Solution
- Step 1: Write the proportion equation
134,394.41 : 201,450.98 = 50,120.66 : x - Step 2: Convert to fraction form
134,394.41/201,450.98 = 50,120.66/x - Step 3: Cross multiply
134,394.41x = 201,450.98 × 50,120.66 - Step 4: Simplify right side
134,394.41x = 10,096,856,704.18 - Step 5: Solve for x
x = 10,096,856,704.18/134,394.41 - Step 6: Final answer
x = 75,128.55
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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.