Finding the Fourth Proportional to 193.36, 267.08 and 146.68
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Solution
The fourth proportional to 193.36, 267.08 and 146.68 is: 202.60
Step by Step Solution
- Step 1: Write the proportion equation
193.36 : 267.08 = 146.68 : x - Step 2: Convert to fraction form
193.36/267.08 = 146.68/x - Step 3: Cross multiply
193.36x = 267.08 × 146.68 - Step 4: Simplify right side
193.36x = 39,175.29 - Step 5: Solve for x
x = 39,175.29/193.36 - Step 6: Final answer
x = 202.60
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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.