Finding the Third Proportional to 74,038 and 105,519
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Solution
The third proportional to 74,038 and 105,519 is: 150,385.74
Step by Step Solution
- Step 1: Write the proportion equation
74,038 : 105,519 = 105,519 : x - Step 2: Convert to fraction form
74,038/105,519 = 105,519/x - Step 3: Cross multiply
74,038x = 105,519 × 105,519 - Step 4: Simplify right side
74,038x = 11,134,259,361 - Step 5: Solve for x
x = 11,134,259,361/74,038 - Step 6: Final answer
x = 150,385.74
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.