Finding the Third Proportional to 187,555.50 and 268,008.75
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Solution
The third proportional to 187,555.50 and 268,008.75 is: 382,972.99
Step by Step Solution
- Step 1: Write the proportion equation
187,555.50 : 268,008.75 = 268,008.75 : x - Step 2: Convert to fraction form
187,555.50/268,008.75 = 268,008.75/x - Step 3: Cross multiply
187,555.50x = 268,008.75 × 268,008.75 - Step 4: Simplify right side
187,555.50x = 71,828,690,076.56 - Step 5: Solve for x
x = 71,828,690,076.56/187,555.50 - Step 6: Final answer
x = 382,972.99
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.