Finding the Fourth Proportional to 146,599.47, 202,305.92 and 82,937.28
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Solution
The fourth proportional to 146,599.47, 202,305.92 and 82,937.28 is: 114,452.68
Step by Step Solution
- Step 1: Write the proportion equation
146,599.47 : 202,305.92 = 82,937.28 : x - Step 2: Convert to fraction form
146,599.47/202,305.92 = 82,937.28/x - Step 3: Cross multiply
146,599.47x = 202,305.92 × 82,937.28 - Step 4: Simplify right side
146,599.47x = 16,778,702,318.01 - Step 5: Solve for x
x = 16,778,702,318.01/146,599.47 - Step 6: Final answer
x = 114,452.68
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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.