Finding the Third Proportional to 103,890.75 and 161,181.75
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Solution
The third proportional to 103,890.75 and 161,181.75 is: 250,066.12
Step by Step Solution
- Step 1: Write the proportion equation
103,890.75 : 161,181.75 = 161,181.75 : x - Step 2: Convert to fraction form
103,890.75/161,181.75 = 161,181.75/x - Step 3: Cross multiply
103,890.75x = 161,181.75 × 161,181.75 - Step 4: Simplify right side
103,890.75x = 25,979,556,533.06 - Step 5: Solve for x
x = 25,979,556,533.06/103,890.75 - Step 6: Final answer
x = 250,066.12
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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.