Finding the Fourth Proportional to 226,194.74, 338,775.20 and 107,949.12
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Solution
The fourth proportional to 226,194.74, 338,775.20 and 107,949.12 is: 161,676.99
Step by Step Solution
- Step 1: Write the proportion equation
226,194.74 : 338,775.20 = 107,949.12 : x - Step 2: Convert to fraction form
226,194.74/338,775.20 = 107,949.12/x - Step 3: Cross multiply
226,194.74x = 338,775.20 × 107,949.12 - Step 4: Simplify right side
226,194.74x = 36,570,484,178.08 - Step 5: Solve for x
x = 36,570,484,178.08/226,194.74 - Step 6: Final answer
x = 161,676.99
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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.