Finding the Fourth Proportional to 230.13, 344.93 and 93.11
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Solution
The fourth proportional to 230.13, 344.93 and 93.11 is: 139.55
Step by Step Solution
- Step 1: Write the proportion equation
230.13 : 344.93 = 93.11 : x - Step 2: Convert to fraction form
230.13/344.93 = 93.11/x - Step 3: Cross multiply
230.13x = 344.93 × 93.11 - Step 4: Simplify right side
230.13x = 32,114.24 - Step 5: Solve for x
x = 32,114.24/230.13 - Step 6: Final answer
x = 139.55
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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.