Finding the Fourth Proportional to 126,759.44, 174,946.48 and 73,034.08
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Solution
The fourth proportional to 126,759.44, 174,946.48 and 73,034.08 is: 100,797.66
Step by Step Solution
- Step 1: Write the proportion equation
126,759.44 : 174,946.48 = 73,034.08 : x - Step 2: Convert to fraction form
126,759.44/174,946.48 = 73,034.08/x - Step 3: Cross multiply
126,759.44x = 174,946.48 × 73,034.08 - Step 4: Simplify right side
126,759.44x = 12,777,055,216.04 - Step 5: Solve for x
x = 12,777,055,216.04/126,759.44 - Step 6: Final answer
x = 100,797.66
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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.