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Finding the Fourth Proportional to 133,871.54, 184,754.39 and 73,453.82

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Solution

The fourth proportional to 133,871.54, 184,754.39 and 73,453.82 is: 101,372.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,871.54 : 184,754.39 = 73,453.82 : x
  2. Step 2: Convert to fraction form
    133,871.54/184,754.39 = 73,453.82/x
  3. Step 3: Cross multiply
    133,871.54x = 184,754.39 × 73,453.82
  4. Step 4: Simplify right side
    133,871.54x = 13,570,914,416.23
  5. Step 5: Solve for x
    x = 13,570,914,416.23/133,871.54
  6. Step 6: Final answer
    x = 101,372.67

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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.