Home / 133,819.92-184,665.24-77,249.52

Finding the Fourth Proportional to 133,819.92, 184,665.24 and 77,249.52

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Solution

The fourth proportional to 133,819.92, 184,665.24 and 77,249.52 is: 106,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,819.92 : 184,665.24 = 77,249.52 : x
  2. Step 2: Convert to fraction form
    133,819.92/184,665.24 = 77,249.52/x
  3. Step 3: Cross multiply
    133,819.92x = 184,665.24 × 77,249.52
  4. Step 4: Simplify right side
    133,819.92x = 14,265,301,150.68
  5. Step 5: Solve for x
    x = 14,265,301,150.68/133,819.92
  6. Step 6: Final answer
    x = 106,600.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.