Finding the Fourth Proportional to 105.37, 158.04 and 44.53
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Solution
The fourth proportional to 105.37, 158.04 and 44.53 is: 66.79
Step by Step Solution
- Step 1: Write the proportion equation
105.37 : 158.04 = 44.53 : x - Step 2: Convert to fraction form
105.37/158.04 = 44.53/x - Step 3: Cross multiply
105.37x = 158.04 × 44.53 - Step 4: Simplify right side
105.37x = 7,037.13 - Step 5: Solve for x
x = 7,037.13/105.37 - Step 6: Final answer
x = 66.79
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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.