Finding the Fourth Proportional to 60.56, 90.84 and 32
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Solution
The fourth proportional to 60.56, 90.84 and 32 is: 48
Step by Step Solution
- Step 1: Write the proportion equation
60.56 : 90.84 = 32 : x - Step 2: Convert to fraction form
60.56/90.84 = 32/x - Step 3: Cross multiply
60.56x = 90.84 × 32 - Step 4: Simplify right side
60.56x = 2,906.88 - Step 5: Solve for x
x = 2,906.88/60.56 - Step 6: Final answer
x = 48
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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.