Finding the Fourth Proportional to 239,619.30, 330,670.50 and 132,199.62
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Solution
The fourth proportional to 239,619.30, 330,670.50 and 132,199.62 is: 182,433.19
Step by Step Solution
- Step 1: Write the proportion equation
239,619.30 : 330,670.50 = 132,199.62 : x - Step 2: Convert to fraction form
239,619.30/330,670.50 = 132,199.62/x - Step 3: Cross multiply
239,619.30x = 330,670.50 × 132,199.62 - Step 4: Simplify right side
239,619.30x = 43,714,514,445.21 - Step 5: Solve for x
x = 43,714,514,445.21/239,619.30 - Step 6: Final answer
x = 182,433.19
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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.