Finding the Third Proportional to 51,828.13 and 78,107.44
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Solution
The third proportional to 51,828.13 and 78,107.44 is: 117,711.61
Step by Step Solution
- Step 1: Write the proportion equation
51,828.13 : 78,107.44 = 78,107.44 : x - Step 2: Convert to fraction form
51,828.13/78,107.44 = 78,107.44/x - Step 3: Cross multiply
51,828.13x = 78,107.44 × 78,107.44 - Step 4: Simplify right side
51,828.13x = 6,100,771,792.82 - Step 5: Solve for x
x = 6,100,771,792.82/51,828.13 - Step 6: Final answer
x = 117,711.61
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.