Finding the Third Proportional to 136,491.75 and 208,563.75
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Solution
The third proportional to 136,491.75 and 208,563.75 is: 318,692.07
Step by Step Solution
- Step 1: Write the proportion equation
136,491.75 : 208,563.75 = 208,563.75 : x - Step 2: Convert to fraction form
136,491.75/208,563.75 = 208,563.75/x - Step 3: Cross multiply
136,491.75x = 208,563.75 × 208,563.75 - Step 4: Simplify right side
136,491.75x = 43,498,837,814.06 - Step 5: Solve for x
x = 43,498,837,814.06/136,491.75 - Step 6: Final answer
x = 318,692.07
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.