Home / 133,644.60-184,429.49-73,215.15

Finding the Fourth Proportional to 133,644.60, 184,429.49 and 73,215.15

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Solution

The fourth proportional to 133,644.60, 184,429.49 and 73,215.15 is: 101,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,644.60 : 184,429.49 = 73,215.15 : x
  2. Step 2: Convert to fraction form
    133,644.60/184,429.49 = 73,215.15/x
  3. Step 3: Cross multiply
    133,644.60x = 184,429.49 × 73,215.15
  4. Step 4: Simplify right side
    133,644.60x = 13,503,032,408.70
  5. Step 5: Solve for x
    x = 13,503,032,408.70/133,644.60
  6. Step 6: Final answer
    x = 101,036.87

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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.