Finding the Fourth Proportional to 191.34, 264.06 and 104.01
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Solution
The fourth proportional to 191.34, 264.06 and 104.01 is: 143.54
Step by Step Solution
- Step 1: Write the proportion equation
191.34 : 264.06 = 104.01 : x - Step 2: Convert to fraction form
191.34/264.06 = 104.01/x - Step 3: Cross multiply
191.34x = 264.06 × 104.01 - Step 4: Simplify right side
191.34x = 27,464.88 - Step 5: Solve for x
x = 27,464.88/191.34 - Step 6: Final answer
x = 143.54
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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.