Finding the Third Proportional to 29,489.88 and 64,163.75
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Solution
The third proportional to 29,489.88 and 64,163.75 is: 139,606.79
Step by Step Solution
- Step 1: Write the proportion equation
29,489.88 : 64,163.75 = 64,163.75 : x - Step 2: Convert to fraction form
29,489.88/64,163.75 = 64,163.75/x - Step 3: Cross multiply
29,489.88x = 64,163.75 × 64,163.75 - Step 4: Simplify right side
29,489.88x = 4,116,986,814.06 - Step 5: Solve for x
x = 4,116,986,814.06/29,489.88 - Step 6: Final answer
x = 139,606.79
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.