Finding the Fourth Proportional to 195,880.36, 270,370.94 and 115,354.58
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Solution
The fourth proportional to 195,880.36, 270,370.94 and 115,354.58 is: 159,222.32
Step by Step Solution
- Step 1: Write the proportion equation
195,880.36 : 270,370.94 = 115,354.58 : x - Step 2: Convert to fraction form
195,880.36/270,370.94 = 115,354.58/x - Step 3: Cross multiply
195,880.36x = 270,370.94 × 115,354.58 - Step 4: Simplify right side
195,880.36x = 31,188,526,227.91 - Step 5: Solve for x
x = 31,188,526,227.91/195,880.36 - Step 6: Final answer
x = 159,222.32
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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.