Finding the Third Proportional to 70,143.75 and 150,135.75
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Solution
The third proportional to 70,143.75 and 150,135.75 is: 321,350.70
Step by Step Solution
- Step 1: Write the proportion equation
70,143.75 : 150,135.75 = 150,135.75 : x - Step 2: Convert to fraction form
70,143.75/150,135.75 = 150,135.75/x - Step 3: Cross multiply
70,143.75x = 150,135.75 × 150,135.75 - Step 4: Simplify right side
70,143.75x = 22,540,743,428.06 - Step 5: Solve for x
x = 22,540,743,428.06/70,143.75 - Step 6: Final answer
x = 321,350.70
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.