Home / 133,781.34-184,620.33-73,357.50

Finding the Fourth Proportional to 133,781.34, 184,620.33 and 73,357.50

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Solution

The fourth proportional to 133,781.34, 184,620.33 and 73,357.50 is: 101,234.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,781.34 : 184,620.33 = 73,357.50 : x
  2. Step 2: Convert to fraction form
    133,781.34/184,620.33 = 73,357.50/x
  3. Step 3: Cross multiply
    133,781.34x = 184,620.33 × 73,357.50
  4. Step 4: Simplify right side
    133,781.34x = 13,543,285,857.98
  5. Step 5: Solve for x
    x = 13,543,285,857.98/133,781.34
  6. Step 6: Final answer
    x = 101,234.49

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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.