Home / 252,383.52-378,201.26-102,441.36

Finding the Fourth Proportional to 252,383.52, 378,201.26 and 102,441.36

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Solution

The fourth proportional to 252,383.52, 378,201.26 and 102,441.36 is: 153,510.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,383.52 : 378,201.26 = 102,441.36 : x
  2. Step 2: Convert to fraction form
    252,383.52/378,201.26 = 102,441.36/x
  3. Step 3: Cross multiply
    252,383.52x = 378,201.26 × 102,441.36
  4. Step 4: Simplify right side
    252,383.52x = 38,743,451,428.11
  5. Step 5: Solve for x
    x = 38,743,451,428.11/252,383.52
  6. Step 6: Final answer
    x = 153,510.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.