Home / 133,553.52-184,293.36-76,969.44

Finding the Fourth Proportional to 133,553.52, 184,293.36 and 76,969.44

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Solution

The fourth proportional to 133,553.52, 184,293.36 and 76,969.44 is: 106,211.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,553.52 : 184,293.36 = 76,969.44 : x
  2. Step 2: Convert to fraction form
    133,553.52/184,293.36 = 76,969.44/x
  3. Step 3: Cross multiply
    133,553.52x = 184,293.36 × 76,969.44
  4. Step 4: Simplify right side
    133,553.52x = 14,184,956,714.92
  5. Step 5: Solve for x
    x = 14,184,956,714.92/133,553.52
  6. Step 6: Final answer
    x = 106,211.78

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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.