Finding the Fourth Proportional to 50.05, 69.07 and 37.75
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Solution
The fourth proportional to 50.05, 69.07 and 37.75 is: 52.09
Step by Step Solution
- Step 1: Write the proportion equation
50.05 : 69.07 = 37.75 : x - Step 2: Convert to fraction form
50.05/69.07 = 37.75/x - Step 3: Cross multiply
50.05x = 69.07 × 37.75 - Step 4: Simplify right side
50.05x = 2,606.86 - Step 5: Solve for x
x = 2,606.86/50.05 - Step 6: Final answer
x = 52.09
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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.