Finding the Fourth Proportional to 162,441.99, 243,635.04 and 44,122.86
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Solution
The fourth proportional to 162,441.99, 243,635.04 and 44,122.86 is: 66,176.70
Step by Step Solution
- Step 1: Write the proportion equation
162,441.99 : 243,635.04 = 44,122.86 : x - Step 2: Convert to fraction form
162,441.99/243,635.04 = 44,122.86/x - Step 3: Cross multiply
162,441.99x = 243,635.04 × 44,122.86 - Step 4: Simplify right side
162,441.99x = 10,749,874,761.01 - Step 5: Solve for x
x = 10,749,874,761.01/162,441.99 - Step 6: Final answer
x = 66,176.70
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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.