Finding the Fourth Proportional to 82,889.11, 124,333.67 and 23,724.99
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Solution
The fourth proportional to 82,889.11, 124,333.67 and 23,724.99 is: 35,587.49
Step by Step Solution
- Step 1: Write the proportion equation
82,889.11 : 124,333.67 = 23,724.99 : x - Step 2: Convert to fraction form
82,889.11/124,333.67 = 23,724.99/x - Step 3: Cross multiply
82,889.11x = 124,333.67 × 23,724.99 - Step 4: Simplify right side
82,889.11x = 2,949,815,077.41 - Step 5: Solve for x
x = 2,949,815,077.41/82,889.11 - Step 6: Final answer
x = 35,587.49
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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.