Finding the Fourth Proportional to 170,201.80, 255,302.70 and 43,841.80
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Solution
The fourth proportional to 170,201.80, 255,302.70 and 43,841.80 is: 65,762.70
Step by Step Solution
- Step 1: Write the proportion equation
170,201.80 : 255,302.70 = 43,841.80 : x - Step 2: Convert to fraction form
170,201.80/255,302.70 = 43,841.80/x - Step 3: Cross multiply
170,201.80x = 255,302.70 × 43,841.80 - Step 4: Simplify right side
170,201.80x = 11,192,929,912.86 - Step 5: Solve for x
x = 11,192,929,912.86/170,201.80 - Step 6: Final answer
x = 65,762.70
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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.