Finding the Fourth Proportional to 234,787.36, 323,927.76 and 134,114.08
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Solution
The fourth proportional to 234,787.36, 323,927.76 and 134,114.08 is: 185,032.42
Step by Step Solution
- Step 1: Write the proportion equation
234,787.36 : 323,927.76 = 134,114.08 : x - Step 2: Convert to fraction form
234,787.36/323,927.76 = 134,114.08/x - Step 3: Cross multiply
234,787.36x = 323,927.76 × 134,114.08 - Step 4: Simplify right side
234,787.36x = 43,443,273,518.86 - Step 5: Solve for x
x = 43,443,273,518.86/234,787.36 - Step 6: Final answer
x = 185,032.42
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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.