Finding the Fourth Proportional to 141,868.34, 213,043.55 and 94,785.99
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Solution
The fourth proportional to 141,868.34, 213,043.55 and 94,785.99 is: 142,340.02
Step by Step Solution
- Step 1: Write the proportion equation
141,868.34 : 213,043.55 = 94,785.99 : x - Step 2: Convert to fraction form
141,868.34/213,043.55 = 94,785.99/x - Step 3: Cross multiply
141,868.34x = 213,043.55 × 94,785.99 - Step 4: Simplify right side
141,868.34x = 20,193,542,260.72 - Step 5: Solve for x
x = 20,193,542,260.72/141,868.34 - Step 6: Final answer
x = 142,340.02
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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.