Finding the Fourth Proportional to 195,539.44, 269,844.43 and 106,115.44
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Solution
The fourth proportional to 195,539.44, 269,844.43 and 106,115.44 is: 146,439.31
Step by Step Solution
- Step 1: Write the proportion equation
195,539.44 : 269,844.43 = 106,115.44 : x - Step 2: Convert to fraction form
195,539.44/269,844.43 = 106,115.44/x - Step 3: Cross multiply
195,539.44x = 269,844.43 × 106,115.44 - Step 4: Simplify right side
195,539.44x = 28,634,660,421.00 - Step 5: Solve for x
x = 28,634,660,421.00/195,539.44 - Step 6: Final answer
x = 146,439.31
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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.