Finding the Fourth Proportional to 110,644.44, 165,811.14 and 48,183.96
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Solution
The fourth proportional to 110,644.44, 165,811.14 and 48,183.96 is: 72,208.21
Step by Step Solution
- Step 1: Write the proportion equation
110,644.44 : 165,811.14 = 48,183.96 : x - Step 2: Convert to fraction form
110,644.44/165,811.14 = 48,183.96/x - Step 3: Cross multiply
110,644.44x = 165,811.14 × 48,183.96 - Step 4: Simplify right side
110,644.44x = 7,989,437,337.31 - Step 5: Solve for x
x = 7,989,437,337.31/110,644.44 - Step 6: Final answer
x = 72,208.21
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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.