Finding the Fourth Proportional to 202,163.31, 303,303.29 and 61,942.59
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Solution
The fourth proportional to 202,163.31, 303,303.29 and 61,942.59 is: 92,931.75
Step by Step Solution
- Step 1: Write the proportion equation
202,163.31 : 303,303.29 = 61,942.59 : x - Step 2: Convert to fraction form
202,163.31/303,303.29 = 61,942.59/x - Step 3: Cross multiply
202,163.31x = 303,303.29 × 61,942.59 - Step 4: Simplify right side
202,163.31x = 18,787,391,028.41 - Step 5: Solve for x
x = 18,787,391,028.41/202,163.31 - Step 6: Final answer
x = 92,931.75
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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.