Home / 133,811.78-184,660.52-73,382.85

Finding the Fourth Proportional to 133,811.78, 184,660.52 and 73,382.85

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Solution

The fourth proportional to 133,811.78, 184,660.52 and 73,382.85 is: 101,268.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,811.78 : 184,660.52 = 73,382.85 : x
  2. Step 2: Convert to fraction form
    133,811.78/184,660.52 = 73,382.85/x
  3. Step 3: Cross multiply
    133,811.78x = 184,660.52 × 73,382.85
  4. Step 4: Simplify right side
    133,811.78x = 13,550,914,873.17
  5. Step 5: Solve for x
    x = 13,550,914,873.17/133,811.78
  6. Step 6: Final answer
    x = 101,268.47

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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.