Finding the Fourth Proportional to 149.99, 224.96 and 41.75
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Solution
The fourth proportional to 149.99, 224.96 and 41.75 is: 62.62
Step by Step Solution
- Step 1: Write the proportion equation
149.99 : 224.96 = 41.75 : x - Step 2: Convert to fraction form
149.99/224.96 = 41.75/x - Step 3: Cross multiply
149.99x = 224.96 × 41.75 - Step 4: Simplify right side
149.99x = 9,392.08 - Step 5: Solve for x
x = 9,392.08/149.99 - Step 6: Final answer
x = 62.62
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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.