Finding the Fourth Proportional to 134,615.12, 201,928.44 and 50,367.44
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Solution
The fourth proportional to 134,615.12, 201,928.44 and 50,367.44 is: 75,553.32
Step by Step Solution
- Step 1: Write the proportion equation
134,615.12 : 201,928.44 = 50,367.44 : x - Step 2: Convert to fraction form
134,615.12/201,928.44 = 50,367.44/x - Step 3: Cross multiply
134,615.12x = 201,928.44 × 50,367.44 - Step 4: Simplify right side
134,615.12x = 10,170,618,585.99 - Step 5: Solve for x
x = 10,170,618,585.99/134,615.12 - Step 6: Final answer
x = 75,553.32
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1.5x scale
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.