Finding the Fourth Proportional to 108,354.27, 162,311.09 and 88,434.75
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Solution
The fourth proportional to 108,354.27, 162,311.09 and 88,434.75 is: 132,472.31
Step by Step Solution
- Step 1: Write the proportion equation
108,354.27 : 162,311.09 = 88,434.75 : x - Step 2: Convert to fraction form
108,354.27/162,311.09 = 88,434.75/x - Step 3: Cross multiply
108,354.27x = 162,311.09 × 88,434.75 - Step 4: Simplify right side
108,354.27x = 14,353,940,224.20 - Step 5: Solve for x
x = 14,353,940,224.20/108,354.27 - Step 6: Final answer
x = 132,472.31
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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.