Finding the Fourth Proportional to 84,008.36, 125,975.40 and 44,556.44
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Solution
The fourth proportional to 84,008.36, 125,975.40 and 44,556.44 is: 66,814.96
Step by Step Solution
- Step 1: Write the proportion equation
84,008.36 : 125,975.40 = 44,556.44 : x - Step 2: Convert to fraction form
84,008.36/125,975.40 = 44,556.44/x - Step 3: Cross multiply
84,008.36x = 125,975.40 × 44,556.44 - Step 4: Simplify right side
84,008.36x = 5,613,015,351.58 - Step 5: Solve for x
x = 5,613,015,351.58/84,008.36 - Step 6: Final answer
x = 66,814.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.