Finding the Fourth Proportional to 176,604.10, 264,857.55 and 71,433.70
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Solution
The fourth proportional to 176,604.10, 264,857.55 and 71,433.70 is: 107,130.89
Step by Step Solution
- Step 1: Write the proportion equation
176,604.10 : 264,857.55 = 71,433.70 : x - Step 2: Convert to fraction form
176,604.10/264,857.55 = 71,433.70/x - Step 3: Cross multiply
176,604.10x = 264,857.55 × 71,433.70 - Step 4: Simplify right side
176,604.10x = 18,919,754,769.44 - Step 5: Solve for x
x = 18,919,754,769.44/176,604.10 - Step 6: Final answer
x = 107,130.89
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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.