Finding the Fourth Proportional to 184.50, 276.75 and 56.25
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Solution
The fourth proportional to 184.50, 276.75 and 56.25 is: 84.38
Step by Step Solution
- Step 1: Write the proportion equation
184.50 : 276.75 = 56.25 : x - Step 2: Convert to fraction form
184.50/276.75 = 56.25/x - Step 3: Cross multiply
184.50x = 276.75 × 56.25 - Step 4: Simplify right side
184.50x = 15,567.19 - Step 5: Solve for x
x = 15,567.19/184.50 - Step 6: Final answer
x = 84.38
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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.