Finding the Fourth Proportional to 61.37, 92.00 and 25.32
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Solution
The fourth proportional to 61.37, 92.00 and 25.32 is: 37.96
Step by Step Solution
- Step 1: Write the proportion equation
61.37 : 92.00 = 25.32 : x - Step 2: Convert to fraction form
61.37/92.00 = 25.32/x - Step 3: Cross multiply
61.37x = 92.00 × 25.32 - Step 4: Simplify right side
61.37x = 2,329.31 - Step 5: Solve for x
x = 2,329.31/61.37 - Step 6: Final answer
x = 37.96
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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.