Finding the Fourth Proportional to 73,660.14, 110,487.45 and 43,880.49
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Solution
The fourth proportional to 73,660.14, 110,487.45 and 43,880.49 is: 65,819.09
Step by Step Solution
- Step 1: Write the proportion equation
73,660.14 : 110,487.45 = 43,880.49 : x - Step 2: Convert to fraction form
73,660.14/110,487.45 = 43,880.49/x - Step 3: Cross multiply
73,660.14x = 110,487.45 × 43,880.49 - Step 4: Simplify right side
73,660.14x = 4,848,243,444.85 - Step 5: Solve for x
x = 4,848,243,444.85/73,660.14 - Step 6: Final answer
x = 65,819.09
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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.