Home / 164,489.44-226,995.60-89,037.76

Finding the Fourth Proportional to 164,489.44, 226,995.60 and 89,037.76

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Solution

The fourth proportional to 164,489.44, 226,995.60 and 89,037.76 is: 122,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,489.44 : 226,995.60 = 89,037.76 : x
  2. Step 2: Convert to fraction form
    164,489.44/226,995.60 = 89,037.76/x
  3. Step 3: Cross multiply
    164,489.44x = 226,995.60 × 89,037.76
  4. Step 4: Simplify right side
    164,489.44x = 20,211,179,753.86
  5. Step 5: Solve for x
    x = 20,211,179,753.86/164,489.44
  6. Step 6: Final answer
    x = 122,872.20

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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.