Finding the Fourth Proportional to 232.06, 348.14 and 69.74
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Solution
The fourth proportional to 232.06, 348.14 and 69.74 is: 104.63
Step by Step Solution
- Step 1: Write the proportion equation
232.06 : 348.14 = 69.74 : x - Step 2: Convert to fraction form
232.06/348.14 = 69.74/x - Step 3: Cross multiply
232.06x = 348.14 × 69.74 - Step 4: Simplify right side
232.06x = 24,278.93 - Step 5: Solve for x
x = 24,278.93/232.06 - Step 6: Final answer
x = 104.63
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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.