Finding the Third Proportional to 63,456.75 and 135,357.75
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Solution
The third proportional to 63,456.75 and 135,357.75 is: 288,727.68
Step by Step Solution
- Step 1: Write the proportion equation
63,456.75 : 135,357.75 = 135,357.75 : x - Step 2: Convert to fraction form
63,456.75/135,357.75 = 135,357.75/x - Step 3: Cross multiply
63,456.75x = 135,357.75 × 135,357.75 - Step 4: Simplify right side
63,456.75x = 18,321,720,485.06 - Step 5: Solve for x
x = 18,321,720,485.06/63,456.75 - Step 6: Final answer
x = 288,727.68
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.