Finding the Fourth Proportional to 126,966.96, 175,232.57 and 73,270.44
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Solution
The fourth proportional to 126,966.96, 175,232.57 and 73,270.44 is: 101,123.69
Step by Step Solution
- Step 1: Write the proportion equation
126,966.96 : 175,232.57 = 73,270.44 : x - Step 2: Convert to fraction form
126,966.96/175,232.57 = 73,270.44/x - Step 3: Cross multiply
126,966.96x = 175,232.57 × 73,270.44 - Step 4: Simplify right side
126,966.96x = 12,839,367,139.88 - Step 5: Solve for x
x = 12,839,367,139.88/126,966.96 - Step 6: Final answer
x = 101,123.69
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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.