Finding the Third Proportional to 32,340 and 69,405
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Solution
The third proportional to 32,340 and 69,405 is: 148,950.34
Step by Step Solution
- Step 1: Write the proportion equation
32,340 : 69,405 = 69,405 : x - Step 2: Convert to fraction form
32,340/69,405 = 69,405/x - Step 3: Cross multiply
32,340x = 69,405 × 69,405 - Step 4: Simplify right side
32,340x = 4,817,054,025 - Step 5: Solve for x
x = 4,817,054,025/32,340 - Step 6: Final answer
x = 148,950.34
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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.