Finding the Fourth Proportional to 149,163.36, 223,678.08 and 43,945.44
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Solution
The fourth proportional to 149,163.36, 223,678.08 and 43,945.44 is: 65,898.43
Step by Step Solution
- Step 1: Write the proportion equation
149,163.36 : 223,678.08 = 43,945.44 : x - Step 2: Convert to fraction form
149,163.36/223,678.08 = 43,945.44/x - Step 3: Cross multiply
149,163.36x = 223,678.08 × 43,945.44 - Step 4: Simplify right side
149,163.36x = 9,829,631,643.96 - Step 5: Solve for x
x = 9,829,631,643.96/149,163.36 - Step 6: Final answer
x = 65,898.43
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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.