Finding the Fourth Proportional to 97.23, 134.14 and 62.26
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Solution
The fourth proportional to 97.23, 134.14 and 62.26 is: 85.90
Step by Step Solution
- Step 1: Write the proportion equation
97.23 : 134.14 = 62.26 : x - Step 2: Convert to fraction form
97.23/134.14 = 62.26/x - Step 3: Cross multiply
97.23x = 134.14 × 62.26 - Step 4: Simplify right side
97.23x = 8,351.26 - Step 5: Solve for x
x = 8,351.26/97.23 - Step 6: Final answer
x = 85.90
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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.