Finding the Fourth Proportional to 146,539.41, 202,224.38 and 82,875.84
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Solution
The fourth proportional to 146,539.41, 202,224.38 and 82,875.84 is: 114,368.65
Step by Step Solution
- Step 1: Write the proportion equation
146,539.41 : 202,224.38 = 82,875.84 : x - Step 2: Convert to fraction form
146,539.41/202,224.38 = 82,875.84/x - Step 3: Cross multiply
146,539.41x = 202,224.38 × 82,875.84 - Step 4: Simplify right side
146,539.41x = 16,759,514,654.44 - Step 5: Solve for x
x = 16,759,514,654.44/146,539.41 - Step 6: Final answer
x = 114,368.65
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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.