Finding the Fourth Proportional to 97.08, 145.67 and 36.26
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Solution
The fourth proportional to 97.08, 145.67 and 36.26 is: 54.40
Step by Step Solution
- Step 1: Write the proportion equation
97.08 : 145.67 = 36.26 : x - Step 2: Convert to fraction form
97.08/145.67 = 36.26/x - Step 3: Cross multiply
97.08x = 145.67 × 36.26 - Step 4: Simplify right side
97.08x = 5,281.08 - Step 5: Solve for x
x = 5,281.08/97.08 - Step 6: Final answer
x = 54.40
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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.