Finding the Fourth Proportional to 350.20, 525.28 and 93.70
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Solution
The fourth proportional to 350.20, 525.28 and 93.70 is: 140.54
Step by Step Solution
- Step 1: Write the proportion equation
350.20 : 525.28 = 93.70 : x - Step 2: Convert to fraction form
350.20/525.28 = 93.70/x - Step 3: Cross multiply
350.20x = 525.28 × 93.70 - Step 4: Simplify right side
350.20x = 49,218.74 - Step 5: Solve for x
x = 49,218.74/350.20 - Step 6: Final answer
x = 140.54
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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.