Home / 110,983.88-166,836.68-89,037.34

Finding the Fourth Proportional to 110,983.88, 166,836.68 and 89,037.34

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Solution

The fourth proportional to 110,983.88, 166,836.68 and 89,037.34 is: 133,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,983.88 : 166,836.68 = 89,037.34 : x
  2. Step 2: Convert to fraction form
    110,983.88/166,836.68 = 89,037.34/x
  3. Step 3: Cross multiply
    110,983.88x = 166,836.68 × 89,037.34
  4. Step 4: Simplify right side
    110,983.88x = 14,854,694,201.63
  5. Step 5: Solve for x
    x = 14,854,694,201.63/110,983.88
  6. Step 6: Final answer
    x = 133,845.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.