Finding the Fourth Proportional to 83,545.75, 125,323.62 and 33,625.63
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Solution
The fourth proportional to 83,545.75, 125,323.62 and 33,625.63 is: 50,440.46
Step by Step Solution
- Step 1: Write the proportion equation
83,545.75 : 125,323.62 = 33,625.63 : x - Step 2: Convert to fraction form
83,545.75/125,323.62 = 33,625.63/x - Step 3: Cross multiply
83,545.75x = 125,323.62 × 33,625.63 - Step 4: Simplify right side
83,545.75x = 4,214,085,676.38 - Step 5: Solve for x
x = 4,214,085,676.38/83,545.75 - Step 6: Final answer
x = 50,440.46
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1.5x scale
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.