Finding the Fourth Proportional to 122,135.92, 182,933.20 and 93,847.75
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Solution
The fourth proportional to 122,135.92, 182,933.20 and 93,847.75 is: 140,563.64
Step by Step Solution
- Step 1: Write the proportion equation
122,135.92 : 182,933.20 = 93,847.75 : x - Step 2: Convert to fraction form
122,135.92/182,933.20 = 93,847.75/x - Step 3: Cross multiply
122,135.92x = 182,933.20 × 93,847.75 - Step 4: Simplify right side
122,135.92x = 17,167,868,880.28 - Step 5: Solve for x
x = 17,167,868,880.28/122,135.92 - Step 6: Final answer
x = 140,563.64
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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.