Finding the Fourth Proportional to 134.13, 201.06 and 73.23
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Solution
The fourth proportional to 134.13, 201.06 and 73.23 is: 109.77
Step by Step Solution
- Step 1: Write the proportion equation
134.13 : 201.06 = 73.23 : x - Step 2: Convert to fraction form
134.13/201.06 = 73.23/x - Step 3: Cross multiply
134.13x = 201.06 × 73.23 - Step 4: Simplify right side
134.13x = 14,723.62 - Step 5: Solve for x
x = 14,723.62/134.13 - Step 6: Final answer
x = 109.77
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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.