Home / 133,919.34-184,811.48-73,486.46

Finding the Fourth Proportional to 133,919.34, 184,811.48 and 73,486.46

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Solution

The fourth proportional to 133,919.34, 184,811.48 and 73,486.46 is: 101,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,919.34 : 184,811.48 = 73,486.46 : x
  2. Step 2: Convert to fraction form
    133,919.34/184,811.48 = 73,486.46/x
  3. Step 3: Cross multiply
    133,919.34x = 184,811.48 × 73,486.46
  4. Step 4: Simplify right side
    133,919.34x = 13,581,141,432.56
  5. Step 5: Solve for x
    x = 13,581,141,432.56/133,919.34
  6. Step 6: Final answer
    x = 101,412.85

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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.