Finding the Fourth Proportional to 134,289.27, 201,438.41 and 40,794.75
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Solution
The fourth proportional to 134,289.27, 201,438.41 and 40,794.75 is: 61,193.49
Step by Step Solution
- Step 1: Write the proportion equation
134,289.27 : 201,438.41 = 40,794.75 : x - Step 2: Convert to fraction form
134,289.27/201,438.41 = 40,794.75/x - Step 3: Cross multiply
134,289.27x = 201,438.41 × 40,794.75 - Step 4: Simplify right side
134,289.27x = 8,217,629,372.37 - Step 5: Solve for x
x = 8,217,629,372.37/134,289.27 - Step 6: Final answer
x = 61,193.49
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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.