Finding the Fourth Proportional to 75,550.24, 104,251.14 and 43,713.19
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Solution
The fourth proportional to 75,550.24, 104,251.14 and 43,713.19 is: 60,319.46
Step by Step Solution
- Step 1: Write the proportion equation
75,550.24 : 104,251.14 = 43,713.19 : x - Step 2: Convert to fraction form
75,550.24/104,251.14 = 43,713.19/x - Step 3: Cross multiply
75,550.24x = 104,251.14 × 43,713.19 - Step 4: Simplify right side
75,550.24x = 4,557,149,629.91 - Step 5: Solve for x
x = 4,557,149,629.91/75,550.24 - Step 6: Final answer
x = 60,319.46
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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.