Finding the Fourth Proportional to 126,927.67, 175,154.10 and 73,229.99
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Solution
The fourth proportional to 126,927.67, 175,154.10 and 73,229.99 is: 101,053.87
Step by Step Solution
- Step 1: Write the proportion equation
126,927.67 : 175,154.10 = 73,229.99 : x - Step 2: Convert to fraction form
126,927.67/175,154.10 = 73,229.99/x - Step 3: Cross multiply
126,927.67x = 175,154.10 × 73,229.99 - Step 4: Simplify right side
126,927.67x = 12,826,532,087.39 - Step 5: Solve for x
x = 12,826,532,087.39/126,927.67 - Step 6: Final answer
x = 101,053.87
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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.