Finding the Fourth Proportional to 73,283.62, 101,128.35 and 41,453.05
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Solution
The fourth proportional to 73,283.62, 101,128.35 and 41,453.05 is: 57,203.49
Step by Step Solution
- Step 1: Write the proportion equation
73,283.62 : 101,128.35 = 41,453.05 : x - Step 2: Convert to fraction form
73,283.62/101,128.35 = 41,453.05/x - Step 3: Cross multiply
73,283.62x = 101,128.35 × 41,453.05 - Step 4: Simplify right side
73,283.62x = 4,192,078,548.97 - Step 5: Solve for x
x = 4,192,078,548.97/73,283.62 - Step 6: Final answer
x = 57,203.49
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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.