Finding the Fourth Proportional to 127,197.44, 190,803.72 and 33,702.88
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Solution
The fourth proportional to 127,197.44, 190,803.72 and 33,702.88 is: 50,556.32
Step by Step Solution
- Step 1: Write the proportion equation
127,197.44 : 190,803.72 = 33,702.88 : x - Step 2: Convert to fraction form
127,197.44/190,803.72 = 33,702.88/x - Step 3: Cross multiply
127,197.44x = 190,803.72 × 33,702.88 - Step 4: Simplify right side
127,197.44x = 6,430,634,878.71 - Step 5: Solve for x
x = 6,430,634,878.71/127,197.44 - Step 6: Final answer
x = 50,556.32
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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.