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Finding the Fourth Proportional to 133,577.38, 184,336.78 and 73,961.38

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Solution

The fourth proportional to 133,577.38, 184,336.78 and 73,961.38 is: 102,066.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,577.38 : 184,336.78 = 73,961.38 : x
  2. Step 2: Convert to fraction form
    133,577.38/184,336.78 = 73,961.38/x
  3. Step 3: Cross multiply
    133,577.38x = 184,336.78 × 73,961.38
  4. Step 4: Simplify right side
    133,577.38x = 13,633,802,633.56
  5. Step 5: Solve for x
    x = 13,633,802,633.56/133,577.38
  6. Step 6: Final answer
    x = 102,066.70

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1.5x scale

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.