Home / 184,433.40-276,650.10-131,289.30

Finding the Fourth Proportional to 184,433.40, 276,650.10 and 131,289.30

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Solution

The fourth proportional to 184,433.40, 276,650.10 and 131,289.30 is: 196,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,433.40 : 276,650.10 = 131,289.30 : x
  2. Step 2: Convert to fraction form
    184,433.40/276,650.10 = 131,289.30/x
  3. Step 3: Cross multiply
    184,433.40x = 276,650.10 × 131,289.30
  4. Step 4: Simplify right side
    184,433.40x = 36,321,197,973.93
  5. Step 5: Solve for x
    x = 36,321,197,973.93/184,433.40
  6. Step 6: Final answer
    x = 196,933.95

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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.