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Finding the Fourth Proportional to 133,573.69, 184,331.68 and 73,148.03

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Solution

The fourth proportional to 133,573.69, 184,331.68 and 73,148.03 is: 100,944.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,573.69 : 184,331.68 = 73,148.03 : x
  2. Step 2: Convert to fraction form
    133,573.69/184,331.68 = 73,148.03/x
  3. Step 3: Cross multiply
    133,573.69x = 184,331.68 × 73,148.03
  4. Step 4: Simplify right side
    133,573.69x = 13,483,498,336.93
  5. Step 5: Solve for x
    x = 13,483,498,336.93/133,573.69
  6. Step 6: Final answer
    x = 100,944.27

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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.