Finding the Fourth Proportional to 189.62, 282.99 and 184.76
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Solution
The fourth proportional to 189.62, 282.99 and 184.76 is: 275.74
Step by Step Solution
- Step 1: Write the proportion equation
189.62 : 282.99 = 184.76 : x - Step 2: Convert to fraction form
189.62/282.99 = 184.76/x - Step 3: Cross multiply
189.62x = 282.99 × 184.76 - Step 4: Simplify right side
189.62x = 52,285.23 - Step 5: Solve for x
x = 52,285.23/189.62 - Step 6: Final answer
x = 275.74
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.