Finding the Fourth Proportional to 208,865.02, 288,226.01 and 113,369.70
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Solution
The fourth proportional to 208,865.02, 288,226.01 and 113,369.70 is: 156,446.00
Step by Step Solution
- Step 1: Write the proportion equation
208,865.02 : 288,226.01 = 113,369.70 : x - Step 2: Convert to fraction form
208,865.02/288,226.01 = 113,369.70/x - Step 3: Cross multiply
208,865.02x = 288,226.01 × 113,369.70 - Step 4: Simplify right side
208,865.02x = 32,676,096,285.90 - Step 5: Solve for x
x = 32,676,096,285.90/208,865.02 - Step 6: Final answer
x = 156,446.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.