Finding the Fourth Proportional to 134.79, 202.26 and 110.70
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Solution
The fourth proportional to 134.79, 202.26 and 110.70 is: 166.11
Step by Step Solution
- Step 1: Write the proportion equation
134.79 : 202.26 = 110.70 : x - Step 2: Convert to fraction form
134.79/202.26 = 110.70/x - Step 3: Cross multiply
134.79x = 202.26 × 110.70 - Step 4: Simplify right side
134.79x = 22,390.18 - Step 5: Solve for x
x = 22,390.18/134.79 - Step 6: Final answer
x = 166.11
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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.