Finding the Fourth Proportional to 73.14, 110.26 and 61.26
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Solution
The fourth proportional to 73.14, 110.26 and 61.26 is: 92.35
Step by Step Solution
- Step 1: Write the proportion equation
73.14 : 110.26 = 61.26 : x - Step 2: Convert to fraction form
73.14/110.26 = 61.26/x - Step 3: Cross multiply
73.14x = 110.26 × 61.26 - Step 4: Simplify right side
73.14x = 6,754.53 - Step 5: Solve for x
x = 6,754.53/73.14 - Step 6: Final answer
x = 92.35
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.