Finding the Fourth Proportional to 189,634.79, 284,452.10 and 56,511.65
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Solution
The fourth proportional to 189,634.79, 284,452.10 and 56,511.65 is: 84,767.45
Step by Step Solution
- Step 1: Write the proportion equation
189,634.79 : 284,452.10 = 56,511.65 : x - Step 2: Convert to fraction form
189,634.79/284,452.10 = 56,511.65/x - Step 3: Cross multiply
189,634.79x = 284,452.10 × 56,511.65 - Step 4: Simplify right side
189,634.79x = 16,074,857,234.41 - Step 5: Solve for x
x = 16,074,857,234.41/189,634.79 - Step 6: Final answer
x = 84,767.45
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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.