Home / 133,846.62-184,723.77-80,131.59

Finding the Fourth Proportional to 133,846.62, 184,723.77 and 80,131.59

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Solution

The fourth proportional to 133,846.62, 184,723.77 and 80,131.59 is: 110,590.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,846.62 : 184,723.77 = 80,131.59 : x
  2. Step 2: Convert to fraction form
    133,846.62/184,723.77 = 80,131.59/x
  3. Step 3: Cross multiply
    133,846.62x = 184,723.77 × 80,131.59
  4. Step 4: Simplify right side
    133,846.62x = 14,802,209,400.89
  5. Step 5: Solve for x
    x = 14,802,209,400.89/133,846.62
  6. Step 6: Final answer
    x = 110,590.83

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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.