Finding the Fourth Proportional to 125,934.26, 188,879.47 and 47,049.14
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Solution
The fourth proportional to 125,934.26, 188,879.47 and 47,049.14 is: 70,565.52
Step by Step Solution
- Step 1: Write the proportion equation
125,934.26 : 188,879.47 = 47,049.14 : x - Step 2: Convert to fraction form
125,934.26/188,879.47 = 47,049.14/x - Step 3: Cross multiply
125,934.26x = 188,879.47 × 47,049.14 - Step 4: Simplify right side
125,934.26x = 8,886,616,627.16 - Step 5: Solve for x
x = 8,886,616,627.16/125,934.26 - Step 6: Final answer
x = 70,565.52
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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.