Finding the Fourth Proportional to 83,800.97, 125,701.14 and 33,880.46
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Solution
The fourth proportional to 83,800.97, 125,701.14 and 33,880.46 is: 50,820.56
Step by Step Solution
- Step 1: Write the proportion equation
83,800.97 : 125,701.14 = 33,880.46 : x - Step 2: Convert to fraction form
83,800.97/125,701.14 = 33,880.46/x - Step 3: Cross multiply
83,800.97x = 125,701.14 × 33,880.46 - Step 4: Simplify right side
83,800.97x = 4,258,811,817.22 - Step 5: Solve for x
x = 4,258,811,817.22/83,800.97 - Step 6: Final answer
x = 50,820.56
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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.