Finding the Third Proportional to 90,181.69 and 193,929.19
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Solution
The third proportional to 90,181.69 and 193,929.19 is: 417,030.67
Step by Step Solution
- Step 1: Write the proportion equation
90,181.69 : 193,929.19 = 193,929.19 : x - Step 2: Convert to fraction form
90,181.69/193,929.19 = 193,929.19/x - Step 3: Cross multiply
90,181.69x = 193,929.19 × 193,929.19 - Step 4: Simplify right side
90,181.69x = 37,608,529,764.41 - Step 5: Solve for x
x = 37,608,529,764.41/90,181.69 - Step 6: Final answer
x = 417,030.67
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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.