Finding the Fourth Proportional to 134.43, 201.99 and 130.65
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Solution
The fourth proportional to 134.43, 201.99 and 130.65 is: 196.31
Step by Step Solution
- Step 1: Write the proportion equation
134.43 : 201.99 = 130.65 : x - Step 2: Convert to fraction form
134.43/201.99 = 130.65/x - Step 3: Cross multiply
134.43x = 201.99 × 130.65 - Step 4: Simplify right side
134.43x = 26,389.99 - Step 5: Solve for x
x = 26,389.99/134.43 - Step 6: Final answer
x = 196.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.