Finding the Fourth Proportional to 134,928.87, 202,357.97 and 40,133.57
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Solution
The fourth proportional to 134,928.87, 202,357.97 and 40,133.57 is: 60,189.84
Step by Step Solution
- Step 1: Write the proportion equation
134,928.87 : 202,357.97 = 40,133.57 : x - Step 2: Convert to fraction form
134,928.87/202,357.97 = 40,133.57/x - Step 3: Cross multiply
134,928.87x = 202,357.97 × 40,133.57 - Step 4: Simplify right side
134,928.87x = 8,121,346,541.60 - Step 5: Solve for x
x = 8,121,346,541.60/134,928.87 - Step 6: Final answer
x = 60,189.84
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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.