Finding the Fourth Proportional to 195.04, 291.93 and 149.32
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Solution
The fourth proportional to 195.04, 291.93 and 149.32 is: 223.50
Step by Step Solution
- Step 1: Write the proportion equation
195.04 : 291.93 = 149.32 : x - Step 2: Convert to fraction form
195.04/291.93 = 149.32/x - Step 3: Cross multiply
195.04x = 291.93 × 149.32 - Step 4: Simplify right side
195.04x = 43,590.99 - Step 5: Solve for x
x = 43,590.99/195.04 - Step 6: Final answer
x = 223.50
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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.