Finding the Fourth Proportional to 146,902.44, 202,713.93 and 83,250.21
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Solution
The fourth proportional to 146,902.44, 202,713.93 and 83,250.21 is: 114,878.81
Step by Step Solution
- Step 1: Write the proportion equation
146,902.44 : 202,713.93 = 83,250.21 : x - Step 2: Convert to fraction form
146,902.44/202,713.93 = 83,250.21/x - Step 3: Cross multiply
146,902.44x = 202,713.93 × 83,250.21 - Step 4: Simplify right side
146,902.44x = 16,875,977,242.43 - Step 5: Solve for x
x = 16,875,977,242.43/146,902.44 - Step 6: Final answer
x = 114,878.81
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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.