Finding the Fourth Proportional to 73,739.26, 110,609.28 and 18,335.26
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Solution
The fourth proportional to 73,739.26, 110,609.28 and 18,335.26 is: 27,502.99
Step by Step Solution
- Step 1: Write the proportion equation
73,739.26 : 110,609.28 = 18,335.26 : x - Step 2: Convert to fraction form
73,739.26/110,609.28 = 18,335.26/x - Step 3: Cross multiply
73,739.26x = 110,609.28 × 18,335.26 - Step 4: Simplify right side
73,739.26x = 2,028,049,907.21 - Step 5: Solve for x
x = 2,028,049,907.21/73,739.26 - Step 6: Final answer
x = 27,502.99
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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.