Home / 184,534.20-276,786.90-72,192.60

Finding the Fourth Proportional to 184,534.20, 276,786.90 and 72,192.60

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Solution

The fourth proportional to 184,534.20, 276,786.90 and 72,192.60 is: 108,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,534.20 : 276,786.90 = 72,192.60 : x
  2. Step 2: Convert to fraction form
    184,534.20/276,786.90 = 72,192.60/x
  3. Step 3: Cross multiply
    184,534.20x = 276,786.90 × 72,192.60
  4. Step 4: Simplify right side
    184,534.20x = 19,981,965,956.94
  5. Step 5: Solve for x
    x = 19,981,965,956.94/184,534.20
  6. Step 6: Final answer
    x = 108,283.27

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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.