Finding the Third Proportional to 70,605.75 and 155,205.75
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Solution
The third proportional to 70,605.75 and 155,205.75 is: 341,173.70
Step by Step Solution
- Step 1: Write the proportion equation
70,605.75 : 155,205.75 = 155,205.75 : x - Step 2: Convert to fraction form
70,605.75/155,205.75 = 155,205.75/x - Step 3: Cross multiply
70,605.75x = 155,205.75 × 155,205.75 - Step 4: Simplify right side
70,605.75x = 24,088,824,833.06 - Step 5: Solve for x
x = 24,088,824,833.06/70,605.75 - Step 6: Final answer
x = 341,173.70
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.