Finding the Third Proportional to 129,895.50 and 203,043.75
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Solution
The third proportional to 129,895.50 and 203,043.75 is: 317,384.09
Step by Step Solution
- Step 1: Write the proportion equation
129,895.50 : 203,043.75 = 203,043.75 : x - Step 2: Convert to fraction form
129,895.50/203,043.75 = 203,043.75/x - Step 3: Cross multiply
129,895.50x = 203,043.75 × 203,043.75 - Step 4: Simplify right side
129,895.50x = 41,226,764,414.06 - Step 5: Solve for x
x = 41,226,764,414.06/129,895.50 - Step 6: Final answer
x = 317,384.09
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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.