Home / 133,919.85-184,811.33-73,489.41

Finding the Fourth Proportional to 133,919.85, 184,811.33 and 73,489.41

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Solution

The fourth proportional to 133,919.85, 184,811.33 and 73,489.41 is: 101,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,919.85 : 184,811.33 = 73,489.41 : x
  2. Step 2: Convert to fraction form
    133,919.85/184,811.33 = 73,489.41/x
  3. Step 3: Cross multiply
    133,919.85x = 184,811.33 × 73,489.41
  4. Step 4: Simplify right side
    133,919.85x = 13,581,675,235.57
  5. Step 5: Solve for x
    x = 13,581,675,235.57/133,919.85
  6. Step 6: Final answer
    x = 101,416.45

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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.