Home / 133,785.45-184,621.82-73,356.60

Finding the Fourth Proportional to 133,785.45, 184,621.82 and 73,356.60

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Solution

The fourth proportional to 133,785.45, 184,621.82 and 73,356.60 is: 101,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,785.45 : 184,621.82 = 73,356.60 : x
  2. Step 2: Convert to fraction form
    133,785.45/184,621.82 = 73,356.60/x
  3. Step 3: Cross multiply
    133,785.45x = 184,621.82 × 73,356.60
  4. Step 4: Simplify right side
    133,785.45x = 13,543,228,634.23
  5. Step 5: Solve for x
    x = 13,543,228,634.23/133,785.45
  6. Step 6: Final answer
    x = 101,230.95

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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.