Finding the Fourth Proportional to 262,343.36, 362,029.52 and 149,163.68
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Solution
The fourth proportional to 262,343.36, 362,029.52 and 149,163.68 is: 205,843.42
Step by Step Solution
- Step 1: Write the proportion equation
262,343.36 : 362,029.52 = 149,163.68 : x - Step 2: Convert to fraction form
262,343.36/362,029.52 = 149,163.68/x - Step 3: Cross multiply
262,343.36x = 362,029.52 × 149,163.68 - Step 4: Simplify right side
262,343.36x = 54,001,655,471.83 - Step 5: Solve for x
x = 54,001,655,471.83/262,343.36 - Step 6: Final answer
x = 205,843.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.