Finding the Third Proportional to 91,991.06 and 135,936.19
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Solution
The third proportional to 91,991.06 and 135,936.19 is: 200,874.37
Step by Step Solution
- Step 1: Write the proportion equation
91,991.06 : 135,936.19 = 135,936.19 : x - Step 2: Convert to fraction form
91,991.06/135,936.19 = 135,936.19/x - Step 3: Cross multiply
91,991.06x = 135,936.19 × 135,936.19 - Step 4: Simplify right side
91,991.06x = 18,478,647,072.04 - Step 5: Solve for x
x = 18,478,647,072.04/91,991.06 - Step 6: Final answer
x = 200,874.37
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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.