Finding the Fourth Proportional to 247.14, 370.44 and 125.14
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Solution
The fourth proportional to 247.14, 370.44 and 125.14 is: 187.57
Step by Step Solution
- Step 1: Write the proportion equation
247.14 : 370.44 = 125.14 : x - Step 2: Convert to fraction form
247.14/370.44 = 125.14/x - Step 3: Cross multiply
247.14x = 370.44 × 125.14 - Step 4: Simplify right side
247.14x = 46,356.25 - Step 5: Solve for x
x = 46,356.25/247.14 - Step 6: Final answer
x = 187.57
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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.