Finding the Fourth Proportional to 69,736.42, 104,605.36 and 27,626.75
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Solution
The fourth proportional to 69,736.42, 104,605.36 and 27,626.75 is: 41,440.42
Step by Step Solution
- Step 1: Write the proportion equation
69,736.42 : 104,605.36 = 27,626.75 : x - Step 2: Convert to fraction form
69,736.42/104,605.36 = 27,626.75/x - Step 3: Cross multiply
69,736.42x = 104,605.36 × 27,626.75 - Step 4: Simplify right side
69,736.42x = 2,889,906,129.38 - Step 5: Solve for x
x = 2,889,906,129.38/69,736.42 - Step 6: Final answer
x = 41,440.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.