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Finding the Fourth Proportional to 92,333.01, 138,450.24 and 47,915.04

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Solution

The fourth proportional to 92,333.01, 138,450.24 and 47,915.04 is: 71,846.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,333.01 : 138,450.24 = 47,915.04 : x
  2. Step 2: Convert to fraction form
    92,333.01/138,450.24 = 47,915.04/x
  3. Step 3: Cross multiply
    92,333.01x = 138,450.24 × 47,915.04
  4. Step 4: Simplify right side
    92,333.01x = 6,633,848,787.61
  5. Step 5: Solve for x
    x = 6,633,848,787.61/92,333.01
  6. Step 6: Final answer
    x = 71,846.99

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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.