Finding the Fourth Proportional to 82,787.43, 124,182.28 and 23,623.08
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Solution
The fourth proportional to 82,787.43, 124,182.28 and 23,623.08 is: 35,434.94
Step by Step Solution
- Step 1: Write the proportion equation
82,787.43 : 124,182.28 = 23,623.08 : x - Step 2: Convert to fraction form
82,787.43/124,182.28 = 23,623.08/x - Step 3: Cross multiply
82,787.43x = 124,182.28 × 23,623.08 - Step 4: Simplify right side
82,787.43x = 2,933,567,848.13 - Step 5: Solve for x
x = 2,933,567,848.13/82,787.43 - Step 6: Final answer
x = 35,434.94
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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.