Home / 133,740.70-184,581.08-82,769.86

Finding the Fourth Proportional to 133,740.70, 184,581.08 and 82,769.86

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Solution

The fourth proportional to 133,740.70, 184,581.08 and 82,769.86 is: 114,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,740.70 : 184,581.08 = 82,769.86 : x
  2. Step 2: Convert to fraction form
    133,740.70/184,581.08 = 82,769.86/x
  3. Step 3: Cross multiply
    133,740.70x = 184,581.08 × 82,769.86
  4. Step 4: Simplify right side
    133,740.70x = 15,277,750,150.25
  5. Step 5: Solve for x
    x = 15,277,750,150.25/133,740.70
  6. Step 6: Final answer
    x = 114,234.11

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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.