Home / 133,648.26-184,364.61-82,644.72

Finding the Fourth Proportional to 133,648.26, 184,364.61 and 82,644.72

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Solution

The fourth proportional to 133,648.26, 184,364.61 and 82,644.72 is: 114,006.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,648.26 : 184,364.61 = 82,644.72 : x
  2. Step 2: Convert to fraction form
    133,648.26/184,364.61 = 82,644.72/x
  3. Step 3: Cross multiply
    133,648.26x = 184,364.61 × 82,644.72
  4. Step 4: Simplify right side
    133,648.26x = 15,236,761,571.36
  5. Step 5: Solve for x
    x = 15,236,761,571.36/133,648.26
  6. Step 6: Final answer
    x = 114,006.43

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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.