Finding the Fourth Proportional to 192,624.08, 288,890.76 and 108,420.08
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Solution
The fourth proportional to 192,624.08, 288,890.76 and 108,420.08 is: 162,604.59
Step by Step Solution
- Step 1: Write the proportion equation
192,624.08 : 288,890.76 = 108,420.08 : x - Step 2: Convert to fraction form
192,624.08/288,890.76 = 108,420.08/x - Step 3: Cross multiply
192,624.08x = 288,890.76 × 108,420.08 - Step 4: Simplify right side
192,624.08x = 31,321,559,310.46 - Step 5: Solve for x
x = 31,321,559,310.46/192,624.08 - Step 6: Final answer
x = 162,604.59
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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.