Finding the Fourth Proportional to 126,944.19, 175,176.90 and 73,246.44
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Solution
The fourth proportional to 126,944.19, 175,176.90 and 73,246.44 is: 101,076.58
Step by Step Solution
- Step 1: Write the proportion equation
126,944.19 : 175,176.90 = 73,246.44 : x - Step 2: Convert to fraction form
126,944.19/175,176.90 = 73,246.44/x - Step 3: Cross multiply
126,944.19x = 175,176.90 × 73,246.44 - Step 4: Simplify right side
126,944.19x = 12,831,084,295.24 - Step 5: Solve for x
x = 12,831,084,295.24/126,944.19 - Step 6: Final answer
x = 101,076.58
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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.