Finding the Third Proportional to 100,143 and 155,958.75
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Solution
The third proportional to 100,143 and 155,958.75 is: 242,883.99
Step by Step Solution
- Step 1: Write the proportion equation
100,143 : 155,958.75 = 155,958.75 : x - Step 2: Convert to fraction form
100,143/155,958.75 = 155,958.75/x - Step 3: Cross multiply
100,143x = 155,958.75 × 155,958.75 - Step 4: Simplify right side
100,143x = 24,323,131,701.56 - Step 5: Solve for x
x = 24,323,131,701.56/100,143 - Step 6: Final answer
x = 242,883.99
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.