Finding the Third Proportional to 66,903.75 and 91,739.75
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Solution
The third proportional to 66,903.75 and 91,739.75 is: 125,795.37
Step by Step Solution
- Step 1: Write the proportion equation
66,903.75 : 91,739.75 = 91,739.75 : x - Step 2: Convert to fraction form
66,903.75/91,739.75 = 91,739.75/x - Step 3: Cross multiply
66,903.75x = 91,739.75 × 91,739.75 - Step 4: Simplify right side
66,903.75x = 8,416,181,730.06 - Step 5: Solve for x
x = 8,416,181,730.06/66,903.75 - Step 6: Final answer
x = 125,795.37
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.