Finding the Third Proportional to 140,777.63 and 218,163.75
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Solution
The third proportional to 140,777.63 and 218,163.75 is: 338,089.39
Step by Step Solution
- Step 1: Write the proportion equation
140,777.63 : 218,163.75 = 218,163.75 : x - Step 2: Convert to fraction form
140,777.63/218,163.75 = 218,163.75/x - Step 3: Cross multiply
140,777.63x = 218,163.75 × 218,163.75 - Step 4: Simplify right side
140,777.63x = 47,595,421,814.06 - Step 5: Solve for x
x = 47,595,421,814.06/140,777.63 - Step 6: Final answer
x = 338,089.39
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.