Finding the Fourth Proportional to 125,821.71, 173,633.67 and 69,233.09
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Solution
The fourth proportional to 125,821.71, 173,633.67 and 69,233.09 is: 95,541.50
Step by Step Solution
- Step 1: Write the proportion equation
125,821.71 : 173,633.67 = 69,233.09 : x - Step 2: Convert to fraction form
125,821.71/173,633.67 = 69,233.09/x - Step 3: Cross multiply
125,821.71x = 173,633.67 × 69,233.09 - Step 4: Simplify right side
125,821.71x = 12,021,194,633.97 - Step 5: Solve for x
x = 12,021,194,633.97/125,821.71 - Step 6: Final answer
x = 95,541.50
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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.