Home / 133,383.54-184,043.82-76,021.77

Finding the Fourth Proportional to 133,383.54, 184,043.82 and 76,021.77

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Solution

The fourth proportional to 133,383.54, 184,043.82 and 76,021.77 is: 104,895.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,383.54 : 184,043.82 = 76,021.77 : x
  2. Step 2: Convert to fraction form
    133,383.54/184,043.82 = 76,021.77/x
  3. Step 3: Cross multiply
    133,383.54x = 184,043.82 × 76,021.77
  4. Step 4: Simplify right side
    133,383.54x = 13,991,336,953.96
  5. Step 5: Solve for x
    x = 13,991,336,953.96/133,383.54
  6. Step 6: Final answer
    x = 104,895.53

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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.