Finding the Fourth Proportional to 189,311.30, 283,966.95 and 177,763.94
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Solution
The fourth proportional to 189,311.30, 283,966.95 and 177,763.94 is: 266,645.91
Step by Step Solution
- Step 1: Write the proportion equation
189,311.30 : 283,966.95 = 177,763.94 : x - Step 2: Convert to fraction form
189,311.30/283,966.95 = 177,763.94/x - Step 3: Cross multiply
189,311.30x = 283,966.95 × 177,763.94 - Step 4: Simplify right side
189,311.30x = 50,479,083,861.78 - Step 5: Solve for x
x = 50,479,083,861.78/189,311.30 - Step 6: Final answer
x = 266,645.91
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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.