Finding the Fourth Proportional to 110,806.92, 166,283.28 and 40,686.84
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Solution
The fourth proportional to 110,806.92, 166,283.28 and 40,686.84 is: 61,057.03
Step by Step Solution
- Step 1: Write the proportion equation
110,806.92 : 166,283.28 = 40,686.84 : x - Step 2: Convert to fraction form
110,806.92/166,283.28 = 40,686.84/x - Step 3: Cross multiply
110,806.92x = 166,283.28 × 40,686.84 - Step 4: Simplify right side
110,806.92x = 6,765,541,208.04 - Step 5: Solve for x
x = 6,765,541,208.04/110,806.92 - Step 6: Final answer
x = 61,057.03
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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.