Finding the Fourth Proportional to 126,687.24, 190,057.95 and 46,725.44
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Solution
The fourth proportional to 126,687.24, 190,057.95 and 46,725.44 is: 70,098.14
Step by Step Solution
- Step 1: Write the proportion equation
126,687.24 : 190,057.95 = 46,725.44 : x - Step 2: Convert to fraction form
126,687.24/190,057.95 = 46,725.44/x - Step 3: Cross multiply
126,687.24x = 190,057.95 × 46,725.44 - Step 4: Simplify right side
126,687.24x = 8,880,540,388.96 - Step 5: Solve for x
x = 8,880,540,388.96/126,687.24 - Step 6: Final answer
x = 70,098.14
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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.