Finding the Fourth Proportional to 186,767.07, 257,760.67 and 106,206.70
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Solution
The fourth proportional to 186,767.07, 257,760.67 and 106,206.70 is: 146,577.83
Step by Step Solution
- Step 1: Write the proportion equation
186,767.07 : 257,760.67 = 106,206.70 : x - Step 2: Convert to fraction form
186,767.07/257,760.67 = 106,206.70/x - Step 3: Cross multiply
186,767.07x = 257,760.67 × 106,206.70 - Step 4: Simplify right side
186,767.07x = 27,375,910,626.99 - Step 5: Solve for x
x = 27,375,910,626.99/186,767.07 - Step 6: Final answer
x = 146,577.83
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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.