Finding the Third Proportional to 78,396 and 118,323
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Solution
The third proportional to 78,396 and 118,323 is: 178,584.78
Step by Step Solution
- Step 1: Write the proportion equation
78,396 : 118,323 = 118,323 : x - Step 2: Convert to fraction form
78,396/118,323 = 118,323/x - Step 3: Cross multiply
78,396x = 118,323 × 118,323 - Step 4: Simplify right side
78,396x = 14,000,332,329 - Step 5: Solve for x
x = 14,000,332,329/78,396 - Step 6: Final answer
x = 178,584.78
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.