Home / 184,078.12-276,120.60-57,715.54

Finding the Fourth Proportional to 184,078.12, 276,120.60 and 57,715.54

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Solution

The fourth proportional to 184,078.12, 276,120.60 and 57,715.54 is: 86,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,078.12 : 276,120.60 = 57,715.54 : x
  2. Step 2: Convert to fraction form
    184,078.12/276,120.60 = 57,715.54/x
  3. Step 3: Cross multiply
    184,078.12x = 276,120.60 × 57,715.54
  4. Step 4: Simplify right side
    184,078.12x = 15,936,448,627.39
  5. Step 5: Solve for x
    x = 15,936,448,627.39/184,078.12
  6. Step 6: Final answer
    x = 86,574.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.