Home / 133,679.52-184,469.58-76,325.40

Finding the Fourth Proportional to 133,679.52, 184,469.58 and 76,325.40

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Solution

The fourth proportional to 133,679.52, 184,469.58 and 76,325.40 is: 105,324.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,679.52 : 184,469.58 = 76,325.40 : x
  2. Step 2: Convert to fraction form
    133,679.52/184,469.58 = 76,325.40/x
  3. Step 3: Cross multiply
    133,679.52x = 184,469.58 × 76,325.40
  4. Step 4: Simplify right side
    133,679.52x = 14,079,714,481.33
  5. Step 5: Solve for x
    x = 14,079,714,481.33/133,679.52
  6. Step 6: Final answer
    x = 105,324.39

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1.5x scale

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.