Finding the Fourth Proportional to 73,662.05, 101,648.84 and 43,440.44
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Solution
The fourth proportional to 73,662.05, 101,648.84 and 43,440.44 is: 59,944.99
Step by Step Solution
- Step 1: Write the proportion equation
73,662.05 : 101,648.84 = 43,440.44 : x - Step 2: Convert to fraction form
73,662.05/101,648.84 = 43,440.44/x - Step 3: Cross multiply
73,662.05x = 101,648.84 × 43,440.44 - Step 4: Simplify right side
73,662.05x = 4,415,670,425.77 - Step 5: Solve for x
x = 4,415,670,425.77/73,662.05 - Step 6: Final answer
x = 59,944.99
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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.