Finding the Fourth Proportional to 194,163.84, 291,247.68 and 53,923.20
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Solution
The fourth proportional to 194,163.84, 291,247.68 and 53,923.20 is: 80,885.33
Step by Step Solution
- Step 1: Write the proportion equation
194,163.84 : 291,247.68 = 53,923.20 : x - Step 2: Convert to fraction form
194,163.84/291,247.68 = 53,923.20/x - Step 3: Cross multiply
194,163.84x = 291,247.68 × 53,923.20 - Step 4: Simplify right side
194,163.84x = 15,705,006,898.18 - Step 5: Solve for x
x = 15,705,006,898.18/194,163.84 - Step 6: Final answer
x = 80,885.33
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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.