Home / 133,839.45-184,698.71-73,410.59

Finding the Fourth Proportional to 133,839.45, 184,698.71 and 73,410.59

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Solution

The fourth proportional to 133,839.45, 184,698.71 and 73,410.59 is: 101,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,839.45 : 184,698.71 = 73,410.59 : x
  2. Step 2: Convert to fraction form
    133,839.45/184,698.71 = 73,410.59/x
  3. Step 3: Cross multiply
    133,839.45x = 184,698.71 × 73,410.59
  4. Step 4: Simplify right side
    133,839.45x = 13,558,839,982.79
  5. Step 5: Solve for x
    x = 13,558,839,982.79/133,839.45
  6. Step 6: Final answer
    x = 101,306.75

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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.