Home / 133,327.78-184,003.74-75,984.64

Finding the Fourth Proportional to 133,327.78, 184,003.74 and 75,984.64

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Solution

The fourth proportional to 133,327.78, 184,003.74 and 75,984.64 is: 104,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,327.78 : 184,003.74 = 75,984.64 : x
  2. Step 2: Convert to fraction form
    133,327.78/184,003.74 = 75,984.64/x
  3. Step 3: Cross multiply
    133,327.78x = 184,003.74 × 75,984.64
  4. Step 4: Simplify right side
    133,327.78x = 13,981,457,942.55
  5. Step 5: Solve for x
    x = 13,981,457,942.55/133,327.78
  6. Step 6: Final answer
    x = 104,865.30

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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.