Finding the Fourth Proportional to 364.96, 547.14 and 133.75
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Solution
The fourth proportional to 364.96, 547.14 and 133.75 is: 200.51
Step by Step Solution
- Step 1: Write the proportion equation
364.96 : 547.14 = 133.75 : x - Step 2: Convert to fraction form
364.96/547.14 = 133.75/x - Step 3: Cross multiply
364.96x = 547.14 × 133.75 - Step 4: Simplify right side
364.96x = 73,177.24 - Step 5: Solve for x
x = 73,177.24/364.96 - Step 6: Final answer
x = 200.51
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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.