Home / 133,648.76-184,365.30-82,645.22

Finding the Fourth Proportional to 133,648.76, 184,365.30 and 82,645.22

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Solution

The fourth proportional to 133,648.76, 184,365.30 and 82,645.22 is: 114,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,648.76 : 184,365.30 = 82,645.22 : x
  2. Step 2: Convert to fraction form
    133,648.76/184,365.30 = 82,645.22/x
  3. Step 3: Cross multiply
    133,648.76x = 184,365.30 × 82,645.22
  4. Step 4: Simplify right side
    133,648.76x = 15,236,910,778.87
  5. Step 5: Solve for x
    x = 15,236,910,778.87/133,648.76
  6. Step 6: Final answer
    x = 114,007.12

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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.