Finding the Fourth Proportional to 124, 185.99 and 106.99
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Solution
The fourth proportional to 124, 185.99 and 106.99 is: 160.48
Step by Step Solution
- Step 1: Write the proportion equation
124 : 185.99 = 106.99 : x - Step 2: Convert to fraction form
124/185.99 = 106.99/x - Step 3: Cross multiply
124x = 185.99 × 106.99 - Step 4: Simplify right side
124x = 19,899.07 - Step 5: Solve for x
x = 19,899.07/124 - Step 6: Final answer
x = 160.48
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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.