Finding the Fourth Proportional to 225,924.21, 338,888.75 and 68,154.03
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Solution
The fourth proportional to 225,924.21, 338,888.75 and 68,154.03 is: 102,231.78
Step by Step Solution
- Step 1: Write the proportion equation
225,924.21 : 338,888.75 = 68,154.03 : x - Step 2: Convert to fraction form
225,924.21/338,888.75 = 68,154.03/x - Step 3: Cross multiply
225,924.21x = 338,888.75 × 68,154.03 - Step 4: Simplify right side
225,924.21x = 23,096,634,034.16 - Step 5: Solve for x
x = 23,096,634,034.16/225,924.21 - Step 6: Final answer
x = 102,231.78
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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.