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Finding the Fourth Proportional to 133,873.53, 184,746.87 and 73,442.61

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Solution

The fourth proportional to 133,873.53, 184,746.87 and 73,442.61 is: 101,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,873.53 : 184,746.87 = 73,442.61 : x
  2. Step 2: Convert to fraction form
    133,873.53/184,746.87 = 73,442.61/x
  3. Step 3: Cross multiply
    133,873.53x = 184,746.87 × 73,442.61
  4. Step 4: Simplify right side
    133,873.53x = 13,568,292,322.13
  5. Step 5: Solve for x
    x = 13,568,292,322.13/133,873.53
  6. Step 6: Final answer
    x = 101,351.57

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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.