Finding the Fourth Proportional to 125,965.63, 173,824.68 and 69,376.99
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Solution
The fourth proportional to 125,965.63, 173,824.68 and 69,376.99 is: 95,735.90
Step by Step Solution
- Step 1: Write the proportion equation
125,965.63 : 173,824.68 = 69,376.99 : x - Step 2: Convert to fraction form
125,965.63/173,824.68 = 69,376.99/x - Step 3: Cross multiply
125,965.63x = 173,824.68 × 69,376.99 - Step 4: Simplify right side
125,965.63x = 12,059,433,086.11 - Step 5: Solve for x
x = 12,059,433,086.11/125,965.63 - Step 6: Final answer
x = 95,735.90
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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.