Finding the Fourth Proportional to 189,898.08, 284,846.76 and 71,595.96
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Solution
The fourth proportional to 189,898.08, 284,846.76 and 71,595.96 is: 107,393.80
Step by Step Solution
- Step 1: Write the proportion equation
189,898.08 : 284,846.76 = 71,595.96 : x - Step 2: Convert to fraction form
189,898.08/284,846.76 = 71,595.96/x - Step 3: Cross multiply
189,898.08x = 284,846.76 × 71,595.96 - Step 4: Simplify right side
189,898.08x = 20,393,877,235.09 - Step 5: Solve for x
x = 20,393,877,235.09/189,898.08 - Step 6: Final answer
x = 107,393.80
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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.