Home / 122,733.44-169,454.40-82,507.04

Finding the Fourth Proportional to 122,733.44, 169,454.40 and 82,507.04

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Solution

The fourth proportional to 122,733.44, 169,454.40 and 82,507.04 is: 113,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,733.44 : 169,454.40 = 82,507.04 : x
  2. Step 2: Convert to fraction form
    122,733.44/169,454.40 = 82,507.04/x
  3. Step 3: Cross multiply
    122,733.44x = 169,454.40 × 82,507.04
  4. Step 4: Simplify right side
    122,733.44x = 13,981,180,958.98
  5. Step 5: Solve for x
    x = 13,981,180,958.98/122,733.44
  6. Step 6: Final answer
    x = 113,915.01

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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.