Finding the Fourth Proportional to 235,458.12, 353,183.88 and 57,966.60
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Solution
The fourth proportional to 235,458.12, 353,183.88 and 57,966.60 is: 86,949.09
Step by Step Solution
- Step 1: Write the proportion equation
235,458.12 : 353,183.88 = 57,966.60 : x - Step 2: Convert to fraction form
235,458.12/353,183.88 = 57,966.60/x - Step 3: Cross multiply
235,458.12x = 353,183.88 × 57,966.60 - Step 4: Simplify right side
235,458.12x = 20,472,868,698.41 - Step 5: Solve for x
x = 20,472,868,698.41/235,458.12 - Step 6: Final answer
x = 86,949.09
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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.