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Finding the Fourth Proportional to 133,703.78, 184,512.68 and 73,273.14

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Solution

The fourth proportional to 133,703.78, 184,512.68 and 73,273.14 is: 101,117.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,703.78 : 184,512.68 = 73,273.14 : x
  2. Step 2: Convert to fraction form
    133,703.78/184,512.68 = 73,273.14/x
  3. Step 3: Cross multiply
    133,703.78x = 184,512.68 × 73,273.14
  4. Step 4: Simplify right side
    133,703.78x = 13,519,823,433.42
  5. Step 5: Solve for x
    x = 13,519,823,433.42/133,703.78
  6. Step 6: Final answer
    x = 101,117.74

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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.