Home / 165,270.43-227,995.41-119,848.78

Finding the Fourth Proportional to 165,270.43, 227,995.41 and 119,848.78

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Solution

The fourth proportional to 165,270.43, 227,995.41 and 119,848.78 is: 165,334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,270.43 : 227,995.41 = 119,848.78 : x
  2. Step 2: Convert to fraction form
    165,270.43/227,995.41 = 119,848.78/x
  3. Step 3: Cross multiply
    165,270.43x = 227,995.41 × 119,848.78
  4. Step 4: Simplify right side
    165,270.43x = 27,324,971,734.10
  5. Step 5: Solve for x
    x = 27,324,971,734.10/165,270.43
  6. Step 6: Final answer
    x = 165,334.91

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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.