Finding the Third Proportional to 54,212.75 and 130,442.75
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Solution
The third proportional to 54,212.75 and 130,442.75 is: 313,861.80
Step by Step Solution
- Step 1: Write the proportion equation
54,212.75 : 130,442.75 = 130,442.75 : x - Step 2: Convert to fraction form
54,212.75/130,442.75 = 130,442.75/x - Step 3: Cross multiply
54,212.75x = 130,442.75 × 130,442.75 - Step 4: Simplify right side
54,212.75x = 17,015,311,027.56 - Step 5: Solve for x
x = 17,015,311,027.56/54,212.75 - Step 6: Final answer
x = 313,861.80
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These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.