Finding the Third Proportional to 135,435.80 and 210,000.09
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Solution
The third proportional to 135,435.80 and 210,000.09 is: 325,615.83
Step by Step Solution
- Step 1: Write the proportion equation
135,435.80 : 210,000.09 = 210,000.09 : x - Step 2: Convert to fraction form
135,435.80/210,000.09 = 210,000.09/x - Step 3: Cross multiply
135,435.80x = 210,000.09 × 210,000.09 - Step 4: Simplify right side
135,435.80x = 44,100,039,375.01 - Step 5: Solve for x
x = 44,100,039,375.01/135,435.80 - Step 6: Final answer
x = 325,615.83
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.