Finding the Fourth Proportional to 146,361.33, 202,000.43 and 89,009.99
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Solution
The fourth proportional to 146,361.33, 202,000.43 and 89,009.99 is: 122,847.04
Step by Step Solution
- Step 1: Write the proportion equation
146,361.33 : 202,000.43 = 89,009.99 : x - Step 2: Convert to fraction form
146,361.33/202,000.43 = 89,009.99/x - Step 3: Cross multiply
146,361.33x = 202,000.43 × 89,009.99 - Step 4: Simplify right side
146,361.33x = 17,980,056,224.32 - Step 5: Solve for x
x = 17,980,056,224.32/146,361.33 - Step 6: Final answer
x = 122,847.04
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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.