Finding the Fourth Proportional to 187.24, 280.84 and 58.99
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Solution
The fourth proportional to 187.24, 280.84 and 58.99 is: 88.48
Step by Step Solution
- Step 1: Write the proportion equation
187.24 : 280.84 = 58.99 : x - Step 2: Convert to fraction form
187.24/280.84 = 58.99/x - Step 3: Cross multiply
187.24x = 280.84 × 58.99 - Step 4: Simplify right side
187.24x = 16,566.75 - Step 5: Solve for x
x = 16,566.75/187.24 - Step 6: Final answer
x = 88.48
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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.