Finding the Fourth Proportional to 125,450.24, 173,154.51 and 77,676.44
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Solution
The fourth proportional to 125,450.24, 173,154.51 and 77,676.44 is: 107,214.03
Step by Step Solution
- Step 1: Write the proportion equation
125,450.24 : 173,154.51 = 77,676.44 : x - Step 2: Convert to fraction form
125,450.24/173,154.51 = 77,676.44/x - Step 3: Cross multiply
125,450.24x = 173,154.51 × 77,676.44 - Step 4: Simplify right side
125,450.24x = 13,450,025,040.97 - Step 5: Solve for x
x = 13,450,025,040.97/125,450.24 - Step 6: Final answer
x = 107,214.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.