Finding the Fourth Proportional to 180,787.97, 271,184.69 and 68,438.02
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Solution
The fourth proportional to 180,787.97, 271,184.69 and 68,438.02 is: 102,658.07
Step by Step Solution
- Step 1: Write the proportion equation
180,787.97 : 271,184.69 = 68,438.02 : x - Step 2: Convert to fraction form
180,787.97/271,184.69 = 68,438.02/x - Step 3: Cross multiply
180,787.97x = 271,184.69 × 68,438.02 - Step 4: Simplify right side
180,787.97x = 18,559,343,915.88 - Step 5: Solve for x
x = 18,559,343,915.88/180,787.97 - Step 6: Final answer
x = 102,658.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.