Finding the Fourth Proportional to 267.42, 369.05 and 150.99
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Solution
The fourth proportional to 267.42, 369.05 and 150.99 is: 208.36
Step by Step Solution
- Step 1: Write the proportion equation
267.42 : 369.05 = 150.99 : x - Step 2: Convert to fraction form
267.42/369.05 = 150.99/x - Step 3: Cross multiply
267.42x = 369.05 × 150.99 - Step 4: Simplify right side
267.42x = 55,720.26 - Step 5: Solve for x
x = 55,720.26/267.42 - Step 6: Final answer
x = 208.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.