Finding the Fourth Proportional to 247.24, 370.95 and 117.23
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Solution
The fourth proportional to 247.24, 370.95 and 117.23 is: 175.88
Step by Step Solution
- Step 1: Write the proportion equation
247.24 : 370.95 = 117.23 : x - Step 2: Convert to fraction form
247.24/370.95 = 117.23/x - Step 3: Cross multiply
247.24x = 370.95 × 117.23 - Step 4: Simplify right side
247.24x = 43,485.63 - Step 5: Solve for x
x = 43,485.63/247.24 - Step 6: Final answer
x = 175.88
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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.