Finding the Fourth Proportional to 134,576.70, 202,302.45 and 115,331.10
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Solution
The fourth proportional to 134,576.70, 202,302.45 and 115,331.10 is: 173,371.50
Step by Step Solution
- Step 1: Write the proportion equation
134,576.70 : 202,302.45 = 115,331.10 : x - Step 2: Convert to fraction form
134,576.70/202,302.45 = 115,331.10/x - Step 3: Cross multiply
134,576.70x = 202,302.45 × 115,331.10 - Step 4: Simplify right side
134,576.70x = 23,331,764,091.20 - Step 5: Solve for x
x = 23,331,764,091.20/134,576.70 - Step 6: Final answer
x = 173,371.50
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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.