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Finding the Fourth Proportional to 133,463.80, 184,180.07 and 73,034.45

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Solution

The fourth proportional to 133,463.80, 184,180.07 and 73,034.45 is: 100,787.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,463.80 : 184,180.07 = 73,034.45 : x
  2. Step 2: Convert to fraction form
    133,463.80/184,180.07 = 73,034.45/x
  3. Step 3: Cross multiply
    133,463.80x = 184,180.07 × 73,034.45
  4. Step 4: Simplify right side
    133,463.80x = 13,451,489,876.00
  5. Step 5: Solve for x
    x = 13,451,489,876.00/133,463.80
  6. Step 6: Final answer
    x = 100,787.55

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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.