Finding the Fourth Proportional to 195,515.08, 269,809.86 and 106,091.08
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Solution
The fourth proportional to 195,515.08, 269,809.86 and 106,091.08 is: 146,405.17
Step by Step Solution
- Step 1: Write the proportion equation
195,515.08 : 269,809.86 = 106,091.08 : x - Step 2: Convert to fraction form
195,515.08/269,809.86 = 106,091.08/x - Step 3: Cross multiply
195,515.08x = 269,809.86 × 106,091.08 - Step 4: Simplify right side
195,515.08x = 28,624,419,442.05 - Step 5: Solve for x
x = 28,624,419,442.05/195,515.08 - Step 6: Final answer
x = 146,405.17
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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.