Finding the Third Proportional to 75,156.75 and 174,768.75
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Solution
The third proportional to 75,156.75 and 174,768.75 is: 406,405.49
Step by Step Solution
- Step 1: Write the proportion equation
75,156.75 : 174,768.75 = 174,768.75 : x - Step 2: Convert to fraction form
75,156.75/174,768.75 = 174,768.75/x - Step 3: Cross multiply
75,156.75x = 174,768.75 × 174,768.75 - Step 4: Simplify right side
75,156.75x = 30,544,115,976.56 - Step 5: Solve for x
x = 30,544,115,976.56/75,156.75 - Step 6: Final answer
x = 406,405.49
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Why These Related Problems?
These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.