Finding the Fourth Proportional to 234,724.44, 323,915.58 and 134,120.28
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Solution
The fourth proportional to 234,724.44, 323,915.58 and 134,120.28 is: 185,083.62
Step by Step Solution
- Step 1: Write the proportion equation
234,724.44 : 323,915.58 = 134,120.28 : x - Step 2: Convert to fraction form
234,724.44/323,915.58 = 134,120.28/x - Step 3: Cross multiply
234,724.44x = 323,915.58 × 134,120.28 - Step 4: Simplify right side
234,724.44x = 43,443,648,285.96 - Step 5: Solve for x
x = 43,443,648,285.96/234,724.44 - Step 6: Final answer
x = 185,083.62
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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.