Finding the Fourth Proportional to 239,724.96, 330,820.11 and 132,294.98
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Solution
The fourth proportional to 239,724.96, 330,820.11 and 132,294.98 is: 182,566.88
Step by Step Solution
- Step 1: Write the proportion equation
239,724.96 : 330,820.11 = 132,294.98 : x - Step 2: Convert to fraction form
239,724.96/330,820.11 = 132,294.98/x - Step 3: Cross multiply
239,724.96x = 330,820.11 × 132,294.98 - Step 4: Simplify right side
239,724.96x = 43,765,838,181.95 - Step 5: Solve for x
x = 43,765,838,181.95/239,724.96 - Step 6: Final answer
x = 182,566.88
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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.