Finding the Fourth Proportional to 126,735.52, 174,913.44 and 73,010.08
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Solution
The fourth proportional to 126,735.52, 174,913.44 and 73,010.08 is: 100,764.52
Step by Step Solution
- Step 1: Write the proportion equation
126,735.52 : 174,913.44 = 73,010.08 : x - Step 2: Convert to fraction form
126,735.52/174,913.44 = 73,010.08/x - Step 3: Cross multiply
126,735.52x = 174,913.44 × 73,010.08 - Step 4: Simplify right side
126,735.52x = 12,770,444,247.48 - Step 5: Solve for x
x = 12,770,444,247.48/126,735.52 - Step 6: Final answer
x = 100,764.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.