Finding the Fourth Proportional to 207.02, 285.99 and 175.88
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Solution
The fourth proportional to 207.02, 285.99 and 175.88 is: 242.97
Step by Step Solution
- Step 1: Write the proportion equation
207.02 : 285.99 = 175.88 : x - Step 2: Convert to fraction form
207.02/285.99 = 175.88/x - Step 3: Cross multiply
207.02x = 285.99 × 175.88 - Step 4: Simplify right side
207.02x = 50,299.92 - Step 5: Solve for x
x = 50,299.92/207.02 - Step 6: Final answer
x = 242.97
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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.