Finding the Fourth Proportional to 207,110.36, 285,806.52 and 125,486.94
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Solution
The fourth proportional to 207,110.36, 285,806.52 and 125,486.94 is: 173,168.48
Step by Step Solution
- Step 1: Write the proportion equation
207,110.36 : 285,806.52 = 125,486.94 : x - Step 2: Convert to fraction form
207,110.36/285,806.52 = 125,486.94/x - Step 3: Cross multiply
207,110.36x = 285,806.52 × 125,486.94 - Step 4: Simplify right side
207,110.36x = 35,864,985,626.85 - Step 5: Solve for x
x = 35,864,985,626.85/207,110.36 - Step 6: Final answer
x = 173,168.48
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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.