Finding the Fourth Proportional to 75,734.51, 104,514.12 and 43,460.52
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Solution
The fourth proportional to 75,734.51, 104,514.12 and 43,460.52 is: 59,975.80
Step by Step Solution
- Step 1: Write the proportion equation
75,734.51 : 104,514.12 = 43,460.52 : x - Step 2: Convert to fraction form
75,734.51/104,514.12 = 43,460.52/x - Step 3: Cross multiply
75,734.51x = 104,514.12 × 43,460.52 - Step 4: Simplify right side
75,734.51x = 4,542,237,732.85 - Step 5: Solve for x
x = 4,542,237,732.85/75,734.51 - Step 6: Final answer
x = 59,975.80
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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.