Home / 119,481.36-164,882.97-65,765.22

Finding the Fourth Proportional to 119,481.36, 164,882.97 and 65,765.22

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Solution

The fourth proportional to 119,481.36, 164,882.97 and 65,765.22 is: 90,755.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,481.36 : 164,882.97 = 65,765.22 : x
  2. Step 2: Convert to fraction form
    119,481.36/164,882.97 = 65,765.22/x
  3. Step 3: Cross multiply
    119,481.36x = 164,882.97 × 65,765.22
  4. Step 4: Simplify right side
    119,481.36x = 10,843,564,796.30
  5. Step 5: Solve for x
    x = 10,843,564,796.30/119,481.36
  6. Step 6: Final answer
    x = 90,755.28

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1.5x scale

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.