Finding the Fourth Proportional to 162,738.99, 244,120.18 and 56,121.41
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Solution
The fourth proportional to 162,738.99, 244,120.18 and 56,121.41 is: 84,186.15
Step by Step Solution
- Step 1: Write the proportion equation
162,738.99 : 244,120.18 = 56,121.41 : x - Step 2: Convert to fraction form
162,738.99/244,120.18 = 56,121.41/x - Step 3: Cross multiply
162,738.99x = 244,120.18 × 56,121.41 - Step 4: Simplify right side
162,738.99x = 13,700,368,711.05 - Step 5: Solve for x
x = 13,700,368,711.05/162,738.99 - Step 6: Final answer
x = 84,186.15
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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.