Finding the Fourth Proportional to 132.02, 197.99 and 63.56
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Solution
The fourth proportional to 132.02, 197.99 and 63.56 is: 95.32
Step by Step Solution
- Step 1: Write the proportion equation
132.02 : 197.99 = 63.56 : x - Step 2: Convert to fraction form
132.02/197.99 = 63.56/x - Step 3: Cross multiply
132.02x = 197.99 × 63.56 - Step 4: Simplify right side
132.02x = 12,584.24 - Step 5: Solve for x
x = 12,584.24/132.02 - Step 6: Final answer
x = 95.32
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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.