Finding the Fourth Proportional to 83,465.22, 125,205.60 and 27,305.70
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Solution
The fourth proportional to 83,465.22, 125,205.60 and 27,305.70 is: 40,961.08
Step by Step Solution
- Step 1: Write the proportion equation
83,465.22 : 125,205.60 = 27,305.70 : x - Step 2: Convert to fraction form
83,465.22/125,205.60 = 27,305.70/x - Step 3: Cross multiply
83,465.22x = 125,205.60 × 27,305.70 - Step 4: Simplify right side
83,465.22x = 3,418,825,789.36 - Step 5: Solve for x
x = 3,418,825,789.36/83,465.22 - Step 6: Final answer
x = 40,961.08
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1.5x scale
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.