Finding the Fourth Proportional to 146,490.18, 202,160.43 and 82,837.50
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Solution
The fourth proportional to 146,490.18, 202,160.43 and 82,837.50 is: 114,318.00
Step by Step Solution
- Step 1: Write the proportion equation
146,490.18 : 202,160.43 = 82,837.50 : x - Step 2: Convert to fraction form
146,490.18/202,160.43 = 82,837.50/x - Step 3: Cross multiply
146,490.18x = 202,160.43 × 82,837.50 - Step 4: Simplify right side
146,490.18x = 16,746,464,620.13 - Step 5: Solve for x
x = 16,746,464,620.13/146,490.18 - Step 6: Final answer
x = 114,318.00
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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.