Finding the Fourth Proportional to 106,754.36, 147,324.11 and 58,358.94
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Solution
The fourth proportional to 106,754.36, 147,324.11 and 58,358.94 is: 80,537.03
Step by Step Solution
- Step 1: Write the proportion equation
106,754.36 : 147,324.11 = 58,358.94 : x - Step 2: Convert to fraction form
106,754.36/147,324.11 = 58,358.94/x - Step 3: Cross multiply
106,754.36x = 147,324.11 × 58,358.94 - Step 4: Simplify right side
106,754.36x = 8,597,678,604.25 - Step 5: Solve for x
x = 8,597,678,604.25/106,754.36 - Step 6: Final answer
x = 80,537.03
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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.