Finding the Fourth Proportional to 195,530.97, 269,832.74 and 106,106.97
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Solution
The fourth proportional to 195,530.97, 269,832.74 and 106,106.97 is: 146,427.62
Step by Step Solution
- Step 1: Write the proportion equation
195,530.97 : 269,832.74 = 106,106.97 : x - Step 2: Convert to fraction form
195,530.97/269,832.74 = 106,106.97/x - Step 3: Cross multiply
195,530.97x = 269,832.74 × 106,106.97 - Step 4: Simplify right side
195,530.97x = 28,631,134,448.20 - Step 5: Solve for x
x = 28,631,134,448.20/195,530.97 - Step 6: Final answer
x = 146,427.62
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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.