Finding the Third Proportional to 135,785.75 and 205,425.75
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Solution
The third proportional to 135,785.75 and 205,425.75 is: 310,781.79
Step by Step Solution
- Step 1: Write the proportion equation
135,785.75 : 205,425.75 = 205,425.75 : x - Step 2: Convert to fraction form
135,785.75/205,425.75 = 205,425.75/x - Step 3: Cross multiply
135,785.75x = 205,425.75 × 205,425.75 - Step 4: Simplify right side
135,785.75x = 42,199,738,763.06 - Step 5: Solve for x
x = 42,199,738,763.06/135,785.75 - Step 6: Final answer
x = 310,781.79
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.