Finding the Fourth Proportional to 146,225.08, 201,793.98 and 82,563.40
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Solution
The fourth proportional to 146,225.08, 201,793.98 and 82,563.40 is: 113,939.39
Step by Step Solution
- Step 1: Write the proportion equation
146,225.08 : 201,793.98 = 82,563.40 : x - Step 2: Convert to fraction form
146,225.08/201,793.98 = 82,563.40/x - Step 3: Cross multiply
146,225.08x = 201,793.98 × 82,563.40 - Step 4: Simplify right side
146,225.08x = 16,660,797,088.33 - Step 5: Solve for x
x = 16,660,797,088.33/146,225.08 - Step 6: Final answer
x = 113,939.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.