Finding the Fourth Proportional to 125,769.06, 173,562.39 and 68,408.84
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Solution
The fourth proportional to 125,769.06, 173,562.39 and 68,408.84 is: 94,404.79
Step by Step Solution
- Step 1: Write the proportion equation
125,769.06 : 173,562.39 = 68,408.84 : x - Step 2: Convert to fraction form
125,769.06/173,562.39 = 68,408.84/x - Step 3: Cross multiply
125,769.06x = 173,562.39 × 68,408.84 - Step 4: Simplify right side
125,769.06x = 11,873,202,201.43 - Step 5: Solve for x
x = 11,873,202,201.43/125,769.06 - Step 6: Final answer
x = 94,404.79
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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.