Finding the Fourth Proportional to 134,227.77, 201,072.87 and 80,890.08
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Solution
The fourth proportional to 134,227.77, 201,072.87 and 80,890.08 is: 121,173.14
Step by Step Solution
- Step 1: Write the proportion equation
134,227.77 : 201,072.87 = 80,890.08 : x - Step 2: Convert to fraction form
134,227.77/201,072.87 = 80,890.08/x - Step 3: Cross multiply
134,227.77x = 201,072.87 × 80,890.08 - Step 4: Simplify right side
134,227.77x = 16,264,800,540.13 - Step 5: Solve for x
x = 16,264,800,540.13/134,227.77 - Step 6: Final answer
x = 121,173.14
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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.