Finding the Fourth Proportional to 127,293.75, 190,940.63 and 44,187.75
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Solution
The fourth proportional to 127,293.75, 190,940.63 and 44,187.75 is: 66,281.63
Step by Step Solution
- Step 1: Write the proportion equation
127,293.75 : 190,940.63 = 44,187.75 : x - Step 2: Convert to fraction form
127,293.75/190,940.63 = 44,187.75/x - Step 3: Cross multiply
127,293.75x = 190,940.63 × 44,187.75 - Step 4: Simplify right side
127,293.75x = 8,437,236,602.34 - Step 5: Solve for x
x = 8,437,236,602.34/127,293.75 - Step 6: Final answer
x = 66,281.63
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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.