Finding the Third Proportional to 91,764 and 129,224
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Solution
The third proportional to 91,764 and 129,224 is: 181,975.96
Step by Step Solution
- Step 1: Write the proportion equation
91,764 : 129,224 = 129,224 : x - Step 2: Convert to fraction form
91,764/129,224 = 129,224/x - Step 3: Cross multiply
91,764x = 129,224 × 129,224 - Step 4: Simplify right side
91,764x = 16,698,842,176 - Step 5: Solve for x
x = 16,698,842,176/91,764 - Step 6: Final answer
x = 181,975.96
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.