Finding the Fourth Proportional to 67,120.05, 100,673.14 and 22,745.65
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Solution
The fourth proportional to 67,120.05, 100,673.14 and 22,745.65 is: 34,116.12
Step by Step Solution
- Step 1: Write the proportion equation
67,120.05 : 100,673.14 = 22,745.65 : x - Step 2: Convert to fraction form
67,120.05/100,673.14 = 22,745.65/x - Step 3: Cross multiply
67,120.05x = 100,673.14 × 22,745.65 - Step 4: Simplify right side
67,120.05x = 2,289,876,006.84 - Step 5: Solve for x
x = 2,289,876,006.84/67,120.05 - Step 6: Final answer
x = 34,116.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.