Finding the Fourth Proportional to 134,614.21, 201,882.43 and 45,865.75
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Solution
The fourth proportional to 134,614.21, 201,882.43 and 45,865.75 is: 68,785.38
Step by Step Solution
- Step 1: Write the proportion equation
134,614.21 : 201,882.43 = 45,865.75 : x - Step 2: Convert to fraction form
134,614.21/201,882.43 = 45,865.75/x - Step 3: Cross multiply
134,614.21x = 201,882.43 × 45,865.75 - Step 4: Simplify right side
134,614.21x = 9,259,489,063.77 - Step 5: Solve for x
x = 9,259,489,063.77/134,614.21 - Step 6: Final answer
x = 68,785.38
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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.