Home / 133,739.20-184,559.68-80,026.24

Finding the Fourth Proportional to 133,739.20, 184,559.68 and 80,026.24

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Solution

The fourth proportional to 133,739.20, 184,559.68 and 80,026.24 is: 110,435.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,739.20 : 184,559.68 = 80,026.24 : x
  2. Step 2: Convert to fraction form
    133,739.20/184,559.68 = 80,026.24/x
  3. Step 3: Cross multiply
    133,739.20x = 184,559.68 × 80,026.24
  4. Step 4: Simplify right side
    133,739.20x = 14,769,617,246.00
  5. Step 5: Solve for x
    x = 14,769,617,246.00/133,739.20
  6. Step 6: Final answer
    x = 110,435.96

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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.