Finding the Fourth Proportional to 160,163.10, 240,330.30 and 103,989.99
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Solution
The fourth proportional to 160,163.10, 240,330.30 and 103,989.99 is: 156,040.60
Step by Step Solution
- Step 1: Write the proportion equation
160,163.10 : 240,330.30 = 103,989.99 : x - Step 2: Convert to fraction form
160,163.10/240,330.30 = 103,989.99/x - Step 3: Cross multiply
160,163.10x = 240,330.30 × 103,989.99 - Step 4: Simplify right side
160,163.10x = 24,991,945,493.70 - Step 5: Solve for x
x = 24,991,945,493.70/160,163.10 - Step 6: Final answer
x = 156,040.60
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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.