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Finding the Fourth Proportional to 133,465.31, 184,182.14 and 73,035.96

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Solution

The fourth proportional to 133,465.31, 184,182.14 and 73,035.96 is: 100,789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,465.31 : 184,182.14 = 73,035.96 : x
  2. Step 2: Convert to fraction form
    133,465.31/184,182.14 = 73,035.96/x
  3. Step 3: Cross multiply
    133,465.31x = 184,182.14 × 73,035.96
  4. Step 4: Simplify right side
    133,465.31x = 13,451,919,044.57
  5. Step 5: Solve for x
    x = 13,451,919,044.57/133,465.31
  6. Step 6: Final answer
    x = 100,789.63

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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.