Finding the Fourth Proportional to 247.74, 371.70 and 93.68
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Solution
The fourth proportional to 247.74, 371.70 and 93.68 is: 140.55
Step by Step Solution
- Step 1: Write the proportion equation
247.74 : 371.70 = 93.68 : x - Step 2: Convert to fraction form
247.74/371.70 = 93.68/x - Step 3: Cross multiply
247.74x = 371.70 × 93.68 - Step 4: Simplify right side
247.74x = 34,819.00 - Step 5: Solve for x
x = 34,819.00/247.74 - Step 6: Final answer
x = 140.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.