Finding the Third Proportional to 57,240 and 122,944.50
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Solution
The third proportional to 57,240 and 122,944.50 is: 264,069.71
Step by Step Solution
- Step 1: Write the proportion equation
57,240 : 122,944.50 = 122,944.50 : x - Step 2: Convert to fraction form
57,240/122,944.50 = 122,944.50/x - Step 3: Cross multiply
57,240x = 122,944.50 × 122,944.50 - Step 4: Simplify right side
57,240x = 15,115,350,080.25 - Step 5: Solve for x
x = 15,115,350,080.25/57,240 - Step 6: Final answer
x = 264,069.71
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.