Finding the Third Proportional to 80,860.25 and 115,785.75
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Solution
The third proportional to 80,860.25 and 115,785.75 is: 165,796.42
Step by Step Solution
- Step 1: Write the proportion equation
80,860.25 : 115,785.75 = 115,785.75 : x - Step 2: Convert to fraction form
80,860.25/115,785.75 = 115,785.75/x - Step 3: Cross multiply
80,860.25x = 115,785.75 × 115,785.75 - Step 4: Simplify right side
80,860.25x = 13,406,339,903.06 - Step 5: Solve for x
x = 13,406,339,903.06/80,860.25 - Step 6: Final answer
x = 165,796.42
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.