Finding the Fourth Proportional to 195,626.91, 269,961.08 and 106,202.91
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Solution
The fourth proportional to 195,626.91, 269,961.08 and 106,202.91 is: 146,557.81
Step by Step Solution
- Step 1: Write the proportion equation
195,626.91 : 269,961.08 = 106,202.91 : x - Step 2: Convert to fraction form
195,626.91/269,961.08 = 106,202.91/x - Step 3: Cross multiply
195,626.91x = 269,961.08 × 106,202.91 - Step 4: Simplify right side
195,626.91x = 28,670,651,751.73 - Step 5: Solve for x
x = 28,670,651,751.73/195,626.91 - Step 6: Final answer
x = 146,557.81
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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.