Finding the Fourth Proportional to 134.12, 201.23 and 60.99
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Solution
The fourth proportional to 134.12, 201.23 and 60.99 is: 91.51
Step by Step Solution
- Step 1: Write the proportion equation
134.12 : 201.23 = 60.99 : x - Step 2: Convert to fraction form
134.12/201.23 = 60.99/x - Step 3: Cross multiply
134.12x = 201.23 × 60.99 - Step 4: Simplify right side
134.12x = 12,272.71 - Step 5: Solve for x
x = 12,272.71/134.12 - Step 6: Final answer
x = 91.51
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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.