Home / 164,620.36-227,168.58-100,947.88

Finding the Fourth Proportional to 164,620.36, 227,168.58 and 100,947.88

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Solution

The fourth proportional to 164,620.36, 227,168.58 and 100,947.88 is: 139,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,620.36 : 227,168.58 = 100,947.88 : x
  2. Step 2: Convert to fraction form
    164,620.36/227,168.58 = 100,947.88/x
  3. Step 3: Cross multiply
    164,620.36x = 227,168.58 × 100,947.88
  4. Step 4: Simplify right side
    164,620.36x = 22,932,186,553.61
  5. Step 5: Solve for x
    x = 22,932,186,553.61/164,620.36
  6. Step 6: Final answer
    x = 139,303.46

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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.