Finding the Fourth Proportional to 127,277.92, 190,736.34 and 93,734.92
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Solution
The fourth proportional to 127,277.92, 190,736.34 and 93,734.92 is: 140,469.42
Step by Step Solution
- Step 1: Write the proportion equation
127,277.92 : 190,736.34 = 93,734.92 : x - Step 2: Convert to fraction form
127,277.92/190,736.34 = 93,734.92/x - Step 3: Cross multiply
127,277.92x = 190,736.34 × 93,734.92 - Step 4: Simplify right side
127,277.92x = 17,878,655,570.99 - Step 5: Solve for x
x = 17,878,655,570.99/127,277.92 - Step 6: Final answer
x = 140,469.42
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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.