Finding the Fourth Proportional to 197,201.20, 295,801.80 and 185,537.20
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Solution
The fourth proportional to 197,201.20, 295,801.80 and 185,537.20 is: 278,305.80
Step by Step Solution
- Step 1: Write the proportion equation
197,201.20 : 295,801.80 = 185,537.20 : x - Step 2: Convert to fraction form
197,201.20/295,801.80 = 185,537.20/x - Step 3: Cross multiply
197,201.20x = 295,801.80 × 185,537.20 - Step 4: Simplify right side
197,201.20x = 54,882,237,726.96 - Step 5: Solve for x
x = 54,882,237,726.96/197,201.20 - Step 6: Final answer
x = 278,305.80
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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.