Finding the Fourth Proportional to 150,818.21, 225,798.91 and 115,237.97
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Solution
The fourth proportional to 150,818.21, 225,798.91 and 115,237.97 is: 172,529.61
Step by Step Solution
- Step 1: Write the proportion equation
150,818.21 : 225,798.91 = 115,237.97 : x - Step 2: Convert to fraction form
150,818.21/225,798.91 = 115,237.97/x - Step 3: Cross multiply
150,818.21x = 225,798.91 × 115,237.97 - Step 4: Simplify right side
150,818.21x = 26,020,606,311.43 - Step 5: Solve for x
x = 26,020,606,311.43/150,818.21 - Step 6: Final answer
x = 172,529.61
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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.