Finding the Fourth Proportional to 250.97, 375.95 and 129.07
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Solution
The fourth proportional to 250.97, 375.95 and 129.07 is: 193.34
Step by Step Solution
- Step 1: Write the proportion equation
250.97 : 375.95 = 129.07 : x - Step 2: Convert to fraction form
250.97/375.95 = 129.07/x - Step 3: Cross multiply
250.97x = 375.95 × 129.07 - Step 4: Simplify right side
250.97x = 48,521.99 - Step 5: Solve for x
x = 48,521.99/250.97 - Step 6: Final answer
x = 193.34
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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.