Home / 219,961.36-303,546.92-119,359.36

Finding the Fourth Proportional to 219,961.36, 303,546.92 and 119,359.36

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Solution

The fourth proportional to 219,961.36, 303,546.92 and 119,359.36 is: 164,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,961.36 : 303,546.92 = 119,359.36 : x
  2. Step 2: Convert to fraction form
    219,961.36/303,546.92 = 119,359.36/x
  3. Step 3: Cross multiply
    219,961.36x = 303,546.92 × 119,359.36
  4. Step 4: Simplify right side
    219,961.36x = 36,231,166,101.17
  5. Step 5: Solve for x
    x = 36,231,166,101.17/219,961.36
  6. Step 6: Final answer
    x = 164,716.05

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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.