Finding the Fourth Proportional to 225.99, 337.62 and 189.08
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Solution
The fourth proportional to 225.99, 337.62 and 189.08 is: 282.48
Step by Step Solution
- Step 1: Write the proportion equation
225.99 : 337.62 = 189.08 : x - Step 2: Convert to fraction form
225.99/337.62 = 189.08/x - Step 3: Cross multiply
225.99x = 337.62 × 189.08 - Step 4: Simplify right side
225.99x = 63,838.31 - Step 5: Solve for x
x = 63,838.31/225.99 - Step 6: Final answer
x = 282.48
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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.