Finding the Fourth Proportional to 135,247.62, 202,884.95 and 46,489.44
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Solution
The fourth proportional to 135,247.62, 202,884.95 and 46,489.44 is: 69,738.81
Step by Step Solution
- Step 1: Write the proportion equation
135,247.62 : 202,884.95 = 46,489.44 : x - Step 2: Convert to fraction form
135,247.62/202,884.95 = 46,489.44/x - Step 3: Cross multiply
135,247.62x = 202,884.95 × 46,489.44 - Step 4: Simplify right side
135,247.62x = 9,432,008,586.97 - Step 5: Solve for x
x = 9,432,008,586.97/135,247.62 - Step 6: Final answer
x = 69,738.81
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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.