Finding the Fourth Proportional to 150,879.97, 226,369.10 and 71,983.99
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Solution
The fourth proportional to 150,879.97, 226,369.10 and 71,983.99 is: 107,999.43
Step by Step Solution
- Step 1: Write the proportion equation
150,879.97 : 226,369.10 = 71,983.99 : x - Step 2: Convert to fraction form
150,879.97/226,369.10 = 71,983.99/x - Step 3: Cross multiply
150,879.97x = 226,369.10 × 71,983.99 - Step 4: Simplify right side
150,879.97x = 16,294,951,030.71 - Step 5: Solve for x
x = 16,294,951,030.71/150,879.97 - Step 6: Final answer
x = 107,999.43
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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.