Finding the Fourth Proportional to 134,884.87, 202,556.94 and 129,242.41
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Solution
The fourth proportional to 134,884.87, 202,556.94 and 129,242.41 is: 194,083.64
Step by Step Solution
- Step 1: Write the proportion equation
134,884.87 : 202,556.94 = 129,242.41 : x - Step 2: Convert to fraction form
134,884.87/202,556.94 = 129,242.41/x - Step 3: Cross multiply
134,884.87x = 202,556.94 × 129,242.41 - Step 4: Simplify right side
134,884.87x = 26,178,947,087.83 - Step 5: Solve for x
x = 26,178,947,087.83/134,884.87 - Step 6: Final answer
x = 194,083.64
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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.