Finding the Fourth Proportional to 73,761.63, 101,791.04 and 40,227.63
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Solution
The fourth proportional to 73,761.63, 101,791.04 and 40,227.63 is: 55,514.12
Step by Step Solution
- Step 1: Write the proportion equation
73,761.63 : 101,791.04 = 40,227.63 : x - Step 2: Convert to fraction form
73,761.63/101,791.04 = 40,227.63/x - Step 3: Cross multiply
73,761.63x = 101,791.04 × 40,227.63 - Step 4: Simplify right side
73,761.63x = 4,094,812,294.44 - Step 5: Solve for x
x = 4,094,812,294.44/73,761.63 - Step 6: Final answer
x = 55,514.12
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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.