Finding the Fourth Proportional to 146,833.73, 202,630.53 and 83,171.53
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Solution
The fourth proportional to 146,833.73, 202,630.53 and 83,171.53 is: 114,776.70
Step by Step Solution
- Step 1: Write the proportion equation
146,833.73 : 202,630.53 = 83,171.53 : x - Step 2: Convert to fraction form
146,833.73/202,630.53 = 83,171.53/x - Step 3: Cross multiply
146,833.73x = 202,630.53 × 83,171.53 - Step 4: Simplify right side
146,833.73x = 16,853,090,698.23 - Step 5: Solve for x
x = 16,853,090,698.23/146,833.73 - Step 6: Final answer
x = 114,776.70
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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.