Finding the Fourth Proportional to 152.99, 229.59 and 116.99
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Solution
The fourth proportional to 152.99, 229.59 and 116.99 is: 175.57
Step by Step Solution
- Step 1: Write the proportion equation
152.99 : 229.59 = 116.99 : x - Step 2: Convert to fraction form
152.99/229.59 = 116.99/x - Step 3: Cross multiply
152.99x = 229.59 × 116.99 - Step 4: Simplify right side
152.99x = 26,859.73 - Step 5: Solve for x
x = 26,859.73/152.99 - Step 6: Final answer
x = 175.57
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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.