Home / 122,714.64-169,343.97-68,266.56

Finding the Fourth Proportional to 122,714.64, 169,343.97 and 68,266.56

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Solution

The fourth proportional to 122,714.64, 169,343.97 and 68,266.56 is: 94,206.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,714.64 : 169,343.97 = 68,266.56 : x
  2. Step 2: Convert to fraction form
    122,714.64/169,343.97 = 68,266.56/x
  3. Step 3: Cross multiply
    122,714.64x = 169,343.97 × 68,266.56
  4. Step 4: Simplify right side
    122,714.64x = 11,560,530,288.64
  5. Step 5: Solve for x
    x = 11,560,530,288.64/122,714.64
  6. Step 6: Final answer
    x = 94,206.61

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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.