Home / 133,439.97-184,145.52-73,009.74

Finding the Fourth Proportional to 133,439.97, 184,145.52 and 73,009.74

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Solution

The fourth proportional to 133,439.97, 184,145.52 and 73,009.74 is: 100,752.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,439.97 : 184,145.52 = 73,009.74 : x
  2. Step 2: Convert to fraction form
    133,439.97/184,145.52 = 73,009.74/x
  3. Step 3: Cross multiply
    133,439.97x = 184,145.52 × 73,009.74
  4. Step 4: Simplify right side
    133,439.97x = 13,444,416,537.36
  5. Step 5: Solve for x
    x = 13,444,416,537.36/133,439.97
  6. Step 6: Final answer
    x = 100,752.54

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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.