Finding the Fourth Proportional to 195,496.08, 269,783.64 and 106,072.08
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Solution
The fourth proportional to 195,496.08, 269,783.64 and 106,072.08 is: 146,378.95
Step by Step Solution
- Step 1: Write the proportion equation
195,496.08 : 269,783.64 = 106,072.08 : x - Step 2: Convert to fraction form
195,496.08/269,783.64 = 106,072.08/x - Step 3: Cross multiply
195,496.08x = 269,783.64 × 106,072.08 - Step 4: Simplify right side
195,496.08x = 28,616,511,844.77 - Step 5: Solve for x
x = 28,616,511,844.77/195,496.08 - Step 6: Final answer
x = 146,378.95
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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.