Finding the Third Proportional to 53,172 and 74,349
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Solution
The third proportional to 53,172 and 74,349 is: 103,960.24
Step by Step Solution
- Step 1: Write the proportion equation
53,172 : 74,349 = 74,349 : x - Step 2: Convert to fraction form
53,172/74,349 = 74,349/x - Step 3: Cross multiply
53,172x = 74,349 × 74,349 - Step 4: Simplify right side
53,172x = 5,527,773,801 - Step 5: Solve for x
x = 5,527,773,801/53,172 - Step 6: Final answer
x = 103,960.24
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.