Finding the Third Proportional to 86,558.44 and 129,491.81
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Solution
The third proportional to 86,558.44 and 129,491.81 is: 193,720.33
Step by Step Solution
- Step 1: Write the proportion equation
86,558.44 : 129,491.81 = 129,491.81 : x - Step 2: Convert to fraction form
86,558.44/129,491.81 = 129,491.81/x - Step 3: Cross multiply
86,558.44x = 129,491.81 × 129,491.81 - Step 4: Simplify right side
86,558.44x = 16,768,129,504.54 - Step 5: Solve for x
x = 16,768,129,504.54/86,558.44 - Step 6: Final answer
x = 193,720.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.