Finding the Fourth Proportional to 146,765.46, 202,537.11 and 83,115.66
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Solution
The fourth proportional to 146,765.46, 202,537.11 and 83,115.66 is: 114,700.05
Step by Step Solution
- Step 1: Write the proportion equation
146,765.46 : 202,537.11 = 83,115.66 : x - Step 2: Convert to fraction form
146,765.46/202,537.11 = 83,115.66/x - Step 3: Cross multiply
146,765.46x = 202,537.11 × 83,115.66 - Step 4: Simplify right side
146,765.46x = 16,834,005,572.14 - Step 5: Solve for x
x = 16,834,005,572.14/146,765.46 - Step 6: Final answer
x = 114,700.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.