Finding the Fourth Proportional to 110,779.41, 166,190.99 and 40,659.33
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Solution
The fourth proportional to 110,779.41, 166,190.99 and 40,659.33 is: 60,997.02
Step by Step Solution
- Step 1: Write the proportion equation
110,779.41 : 166,190.99 = 40,659.33 : x - Step 2: Convert to fraction form
110,779.41/166,190.99 = 40,659.33/x - Step 3: Cross multiply
110,779.41x = 166,190.99 × 40,659.33 - Step 4: Simplify right side
110,779.41x = 6,757,214,102.14 - Step 5: Solve for x
x = 6,757,214,102.14/110,779.41 - Step 6: Final answer
x = 60,997.02
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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.