Finding the Fourth Proportional to 226,425.92, 339,618.02 and 76,649.09
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Solution
The fourth proportional to 226,425.92, 339,618.02 and 76,649.09 is: 114,966.57
Step by Step Solution
- Step 1: Write the proportion equation
226,425.92 : 339,618.02 = 76,649.09 : x - Step 2: Convert to fraction form
226,425.92/339,618.02 = 76,649.09/x - Step 3: Cross multiply
226,425.92x = 339,618.02 × 76,649.09 - Step 4: Simplify right side
226,425.92x = 26,031,410,099.27 - Step 5: Solve for x
x = 26,031,410,099.27/226,425.92 - Step 6: Final answer
x = 114,966.57
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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.