Finding the Fourth Proportional to 134,120.26, 201,982.75 and 122,163.04
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Solution
The fourth proportional to 134,120.26, 201,982.75 and 122,163.04 is: 183,975.39
Step by Step Solution
- Step 1: Write the proportion equation
134,120.26 : 201,982.75 = 122,163.04 : x - Step 2: Convert to fraction form
134,120.26/201,982.75 = 122,163.04/x - Step 3: Cross multiply
134,120.26x = 201,982.75 × 122,163.04 - Step 4: Simplify right side
134,120.26x = 24,674,826,767.56 - Step 5: Solve for x
x = 24,674,826,767.56/134,120.26 - Step 6: Final answer
x = 183,975.39
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.