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Finding the Fourth Proportional to 133,619.33, 184,397.33 and 73,189.98

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Solution

The fourth proportional to 133,619.33, 184,397.33 and 73,189.98 is: 101,003.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,619.33 : 184,397.33 = 73,189.98 : x
  2. Step 2: Convert to fraction form
    133,619.33/184,397.33 = 73,189.98/x
  3. Step 3: Cross multiply
    133,619.33x = 184,397.33 × 73,189.98
  4. Step 4: Simplify right side
    133,619.33x = 13,496,037,077.73
  5. Step 5: Solve for x
    x = 13,496,037,077.73/133,619.33
  6. Step 6: Final answer
    x = 101,003.63

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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.