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Finding the Fourth Proportional to 133,807.44, 184,656.81 and 73,374.49

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Solution

The fourth proportional to 133,807.44, 184,656.81 and 73,374.49 is: 101,258.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,807.44 : 184,656.81 = 73,374.49 : x
  2. Step 2: Convert to fraction form
    133,807.44/184,656.81 = 73,374.49/x
  3. Step 3: Cross multiply
    133,807.44x = 184,656.81 × 73,374.49
  4. Step 4: Simplify right side
    133,807.44x = 13,549,099,764.75
  5. Step 5: Solve for x
    x = 13,549,099,764.75/133,807.44
  6. Step 6: Final answer
    x = 101,258.19

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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.