Home / 123,236.28-184,982.04-75,885.48

Finding the Fourth Proportional to 123,236.28, 184,982.04 and 75,885.48

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Solution

The fourth proportional to 123,236.28, 184,982.04 and 75,885.48 is: 113,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,236.28 : 184,982.04 = 75,885.48 : x
  2. Step 2: Convert to fraction form
    123,236.28/184,982.04 = 75,885.48/x
  3. Step 3: Cross multiply
    123,236.28x = 184,982.04 × 75,885.48
  4. Step 4: Simplify right side
    123,236.28x = 14,037,450,896.78
  5. Step 5: Solve for x
    x = 14,037,450,896.78/123,236.28
  6. Step 6: Final answer
    x = 113,906.80

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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.