Finding the Fourth Proportional to 266.99, 368.24 and 173.75
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Solution
The fourth proportional to 266.99, 368.24 and 173.75 is: 239.64
Step by Step Solution
- Step 1: Write the proportion equation
266.99 : 368.24 = 173.75 : x - Step 2: Convert to fraction form
266.99/368.24 = 173.75/x - Step 3: Cross multiply
266.99x = 368.24 × 173.75 - Step 4: Simplify right side
266.99x = 63,978.99 - Step 5: Solve for x
x = 63,978.99/266.99 - Step 6: Final answer
x = 239.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.