Home / 133,512.82-184,231.40-106,358.06

Finding the Fourth Proportional to 133,512.82, 184,231.40 and 106,358.06

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Solution

The fourth proportional to 133,512.82, 184,231.40 and 106,358.06 is: 146,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,512.82 : 184,231.40 = 106,358.06 : x
  2. Step 2: Convert to fraction form
    133,512.82/184,231.40 = 106,358.06/x
  3. Step 3: Cross multiply
    133,512.82x = 184,231.40 × 106,358.06
  4. Step 4: Simplify right side
    133,512.82x = 19,594,494,295.08
  5. Step 5: Solve for x
    x = 19,594,494,295.08/133,512.82
  6. Step 6: Final answer
    x = 146,761.14

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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.