Finding the Fourth Proportional to 73,021.19, 100,772.30 and 41,190.08
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Solution
The fourth proportional to 73,021.19, 100,772.30 and 41,190.08 is: 56,844.03
Step by Step Solution
- Step 1: Write the proportion equation
73,021.19 : 100,772.30 = 41,190.08 : x - Step 2: Convert to fraction form
73,021.19/100,772.30 = 41,190.08/x - Step 3: Cross multiply
73,021.19x = 100,772.30 × 41,190.08 - Step 4: Simplify right side
73,021.19x = 4,150,818,388.97 - Step 5: Solve for x
x = 4,150,818,388.97/73,021.19 - Step 6: Final answer
x = 56,844.03
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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.