Home / 122,977.57-184,049.38-75,622.42

Finding the Fourth Proportional to 122,977.57, 184,049.38 and 75,622.42

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Solution

The fourth proportional to 122,977.57, 184,049.38 and 75,622.42 is: 113,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,977.57 : 184,049.38 = 75,622.42 : x
  2. Step 2: Convert to fraction form
    122,977.57/184,049.38 = 75,622.42/x
  3. Step 3: Cross multiply
    122,977.57x = 184,049.38 × 75,622.42
  4. Step 4: Simplify right side
    122,977.57x = 13,918,258,614.79
  5. Step 5: Solve for x
    x = 13,918,258,614.79/122,977.57
  6. Step 6: Final answer
    x = 113,177.21

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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.