Finding the Fourth Proportional to 111,966.24, 167,950 and 28,860.24
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Solution
The fourth proportional to 111,966.24, 167,950 and 28,860.24 is: 43,290.52
Step by Step Solution
- Step 1: Write the proportion equation
111,966.24 : 167,950 = 28,860.24 : x - Step 2: Convert to fraction form
111,966.24/167,950 = 28,860.24/x - Step 3: Cross multiply
111,966.24x = 167,950 × 28,860.24 - Step 4: Simplify right side
111,966.24x = 4,847,077,308 - Step 5: Solve for x
x = 4,847,077,308/111,966.24 - Step 6: Final answer
x = 43,290.52
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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.