Finding the Fourth Proportional to 135,066.92, 202,609.01 and 51,960.92
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Solution
The fourth proportional to 135,066.92, 202,609.01 and 51,960.92 is: 77,944.70
Step by Step Solution
- Step 1: Write the proportion equation
135,066.92 : 202,609.01 = 51,960.92 : x - Step 2: Convert to fraction form
135,066.92/202,609.01 = 51,960.92/x - Step 3: Cross multiply
135,066.92x = 202,609.01 × 51,960.92 - Step 4: Simplify right side
135,066.92x = 10,527,749,676.75 - Step 5: Solve for x
x = 10,527,749,676.75/135,066.92 - Step 6: Final answer
x = 77,944.70
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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.