Finding the Fourth Proportional to 108,324.68, 162,486.57 and 29,438.69
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Solution
The fourth proportional to 108,324.68, 162,486.57 and 29,438.69 is: 44,157.90
Step by Step Solution
- Step 1: Write the proportion equation
108,324.68 : 162,486.57 = 29,438.69 : x - Step 2: Convert to fraction form
108,324.68/162,486.57 = 29,438.69/x - Step 3: Cross multiply
108,324.68x = 162,486.57 × 29,438.69 - Step 4: Simplify right side
108,324.68x = 4,783,390,950.96 - Step 5: Solve for x
x = 4,783,390,950.96/108,324.68 - Step 6: Final answer
x = 44,157.90
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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.