Home / 133,520.73-184,257.66-73,090.86

Finding the Fourth Proportional to 133,520.73, 184,257.66 and 73,090.86

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Solution

The fourth proportional to 133,520.73, 184,257.66 and 73,090.86 is: 100,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,520.73 : 184,257.66 = 73,090.86 : x
  2. Step 2: Convert to fraction form
    133,520.73/184,257.66 = 73,090.86/x
  3. Step 3: Cross multiply
    133,520.73x = 184,257.66 × 73,090.86
  4. Step 4: Simplify right side
    133,520.73x = 13,467,550,830.99
  5. Step 5: Solve for x
    x = 13,467,550,830.99/133,520.73
  6. Step 6: Final answer
    x = 100,864.87

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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.