Finding the Fourth Proportional to 214,884.99, 321,884.51 and 125,868.62
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Solution
The fourth proportional to 214,884.99, 321,884.51 and 125,868.62 is: 188,543.45
Step by Step Solution
- Step 1: Write the proportion equation
214,884.99 : 321,884.51 = 125,868.62 : x - Step 2: Convert to fraction form
214,884.99/321,884.51 = 125,868.62/x - Step 3: Cross multiply
214,884.99x = 321,884.51 × 125,868.62 - Step 4: Simplify right side
214,884.99x = 40,515,156,834.31 - Step 5: Solve for x
x = 40,515,156,834.31/214,884.99 - Step 6: Final answer
x = 188,543.45
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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.