Finding the Fourth Proportional to 195.13, 292.73 and 79.53
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Solution
The fourth proportional to 195.13, 292.73 and 79.53 is: 119.32
Step by Step Solution
- Step 1: Write the proportion equation
195.13 : 292.73 = 79.53 : x - Step 2: Convert to fraction form
195.13/292.73 = 79.53/x - Step 3: Cross multiply
195.13x = 292.73 × 79.53 - Step 4: Simplify right side
195.13x = 23,281.42 - Step 5: Solve for x
x = 23,281.42/195.13 - Step 6: Final answer
x = 119.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.