Home / 133,450.38-184,228.16-76,850.82

Finding the Fourth Proportional to 133,450.38, 184,228.16 and 76,850.82

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Solution

The fourth proportional to 133,450.38, 184,228.16 and 76,850.82 is: 106,092.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,450.38 : 184,228.16 = 76,850.82 : x
  2. Step 2: Convert to fraction form
    133,450.38/184,228.16 = 76,850.82/x
  3. Step 3: Cross multiply
    133,450.38x = 184,228.16 × 76,850.82
  4. Step 4: Simplify right side
    133,450.38x = 14,158,085,163.09
  5. Step 5: Solve for x
    x = 14,158,085,163.09/133,450.38
  6. Step 6: Final answer
    x = 106,092.51

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1.5x scale

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.