Finding the Fourth Proportional to 227,191.83, 313,523.04 and 125,217.33
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Solution
The fourth proportional to 227,191.83, 313,523.04 and 125,217.33 is: 172,798.99
Step by Step Solution
- Step 1: Write the proportion equation
227,191.83 : 313,523.04 = 125,217.33 : x - Step 2: Convert to fraction form
227,191.83/313,523.04 = 125,217.33/x - Step 3: Cross multiply
227,191.83x = 313,523.04 × 125,217.33 - Step 4: Simplify right side
227,191.83x = 39,258,517,962.28 - Step 5: Solve for x
x = 39,258,517,962.28/227,191.83 - Step 6: Final answer
x = 172,798.99
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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.