Finding the Third Proportional to 90,484.38 and 192,991.99
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Solution
The third proportional to 90,484.38 and 192,991.99 is: 411,628.04
Step by Step Solution
- Step 1: Write the proportion equation
90,484.38 : 192,991.99 = 192,991.99 : x - Step 2: Convert to fraction form
90,484.38/192,991.99 = 192,991.99/x - Step 3: Cross multiply
90,484.38x = 192,991.99 × 192,991.99 - Step 4: Simplify right side
90,484.38x = 37,245,909,048.50 - Step 5: Solve for x
x = 37,245,909,048.50/90,484.38 - Step 6: Final answer
x = 411,628.04
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.