Finding the Fourth Proportional to 125,825.06, 173,638.59 and 69,236.44
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Solution
The fourth proportional to 125,825.06, 173,638.59 and 69,236.44 is: 95,546.28
Step by Step Solution
- Step 1: Write the proportion equation
125,825.06 : 173,638.59 = 69,236.44 : x - Step 2: Convert to fraction form
125,825.06/173,638.59 = 69,236.44/x - Step 3: Cross multiply
125,825.06x = 173,638.59 × 69,236.44 - Step 4: Simplify right side
125,825.06x = 12,022,117,124.49 - Step 5: Solve for x
x = 12,022,117,124.49/125,825.06 - Step 6: Final answer
x = 95,546.28
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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.