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Finding the Fourth Proportional to 133,651.60, 184,439.46 and 73,224.52

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Solution

The fourth proportional to 133,651.60, 184,439.46 and 73,224.52 is: 101,049.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,651.60 : 184,439.46 = 73,224.52 : x
  2. Step 2: Convert to fraction form
    133,651.60/184,439.46 = 73,224.52/x
  3. Step 3: Cross multiply
    133,651.60x = 184,439.46 × 73,224.52
  4. Step 4: Simplify right side
    133,651.60x = 13,505,490,927.56
  5. Step 5: Solve for x
    x = 13,505,490,927.56/133,651.60
  6. Step 6: Final answer
    x = 101,049.98

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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.