Home / 184,431.90-276,647.85-121,446.30

Finding the Fourth Proportional to 184,431.90, 276,647.85 and 121,446.30

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Solution

The fourth proportional to 184,431.90, 276,647.85 and 121,446.30 is: 182,169.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,431.90 : 276,647.85 = 121,446.30 : x
  2. Step 2: Convert to fraction form
    184,431.90/276,647.85 = 121,446.30/x
  3. Step 3: Cross multiply
    184,431.90x = 276,647.85 × 121,446.30
  4. Step 4: Simplify right side
    184,431.90x = 33,597,857,785.46
  5. Step 5: Solve for x
    x = 33,597,857,785.46/184,431.90
  6. Step 6: Final answer
    x = 182,169.45

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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.