Finding the Third Proportional to 68,122.50 and 102,205.50
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Solution
The third proportional to 68,122.50 and 102,205.50 is: 153,340.88
Step by Step Solution
- Step 1: Write the proportion equation
68,122.50 : 102,205.50 = 102,205.50 : x - Step 2: Convert to fraction form
68,122.50/102,205.50 = 102,205.50/x - Step 3: Cross multiply
68,122.50x = 102,205.50 × 102,205.50 - Step 4: Simplify right side
68,122.50x = 10,445,964,230.25 - Step 5: Solve for x
x = 10,445,964,230.25/68,122.50 - Step 6: Final answer
x = 153,340.88
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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.