Finding the Fourth Proportional to 202,506.37, 279,447.21 and 120,926.68
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Solution
The fourth proportional to 202,506.37, 279,447.21 and 120,926.68 is: 166,871.90
Step by Step Solution
- Step 1: Write the proportion equation
202,506.37 : 279,447.21 = 120,926.68 : x - Step 2: Convert to fraction form
202,506.37/279,447.21 = 120,926.68/x - Step 3: Cross multiply
202,506.37x = 279,447.21 × 120,926.68 - Step 4: Simplify right side
202,506.37x = 33,792,622,641.94 - Step 5: Solve for x
x = 33,792,622,641.94/202,506.37 - Step 6: Final answer
x = 166,871.90
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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.