Finding the Third Proportional to 138,174.75 and 213,369.75
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Solution
The third proportional to 138,174.75 and 213,369.75 is: 329,486.03
Step by Step Solution
- Step 1: Write the proportion equation
138,174.75 : 213,369.75 = 213,369.75 : x - Step 2: Convert to fraction form
138,174.75/213,369.75 = 213,369.75/x - Step 3: Cross multiply
138,174.75x = 213,369.75 × 213,369.75 - Step 4: Simplify right side
138,174.75x = 45,526,650,215.06 - Step 5: Solve for x
x = 45,526,650,215.06/138,174.75 - Step 6: Final answer
x = 329,486.03
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.