Home / 252,336.78-378,466.41-92,375.01

Finding the Fourth Proportional to 252,336.78, 378,466.41 and 92,375.01

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Solution

The fourth proportional to 252,336.78, 378,466.41 and 92,375.01 is: 138,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,336.78 : 378,466.41 = 92,375.01 : x
  2. Step 2: Convert to fraction form
    252,336.78/378,466.41 = 92,375.01/x
  3. Step 3: Cross multiply
    252,336.78x = 378,466.41 × 92,375.01
  4. Step 4: Simplify right side
    252,336.78x = 34,960,838,408.41
  5. Step 5: Solve for x
    x = 34,960,838,408.41/252,336.78
  6. Step 6: Final answer
    x = 138,548.33

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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.