Finding the Fourth Proportional to 73,405.02, 110,107.50 and 20,814.96
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Solution
The fourth proportional to 73,405.02, 110,107.50 and 20,814.96 is: 31,222.43
Step by Step Solution
- Step 1: Write the proportion equation
73,405.02 : 110,107.50 = 20,814.96 : x - Step 2: Convert to fraction form
73,405.02/110,107.50 = 20,814.96/x - Step 3: Cross multiply
73,405.02x = 110,107.50 × 20,814.96 - Step 4: Simplify right side
73,405.02x = 2,291,883,208.20 - Step 5: Solve for x
x = 2,291,883,208.20/73,405.02 - Step 6: Final answer
x = 31,222.43
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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.