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Finding the Fourth Proportional to 133,506.73, 184,239.15 and 73,076.84

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Solution

The fourth proportional to 133,506.73, 184,239.15 and 73,076.84 is: 100,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,506.73 : 184,239.15 = 73,076.84 : x
  2. Step 2: Convert to fraction form
    133,506.73/184,239.15 = 73,076.84/x
  3. Step 3: Cross multiply
    133,506.73x = 184,239.15 × 73,076.84
  4. Step 4: Simplify right side
    133,506.73x = 13,463,613,965.09
  5. Step 5: Solve for x
    x = 13,463,613,965.09/133,506.73
  6. Step 6: Final answer
    x = 100,845.96

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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.