Home / 159,288.19-238,969.24-54,107.26

Finding the Fourth Proportional to 159,288.19, 238,969.24 and 54,107.26

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Solution

The fourth proportional to 159,288.19, 238,969.24 and 54,107.26 is: 81,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,288.19 : 238,969.24 = 54,107.26 : x
  2. Step 2: Convert to fraction form
    159,288.19/238,969.24 = 54,107.26/x
  3. Step 3: Cross multiply
    159,288.19x = 238,969.24 × 54,107.26
  4. Step 4: Simplify right side
    159,288.19x = 12,929,970,067.99
  5. Step 5: Solve for x
    x = 12,929,970,067.99/159,288.19
  6. Step 6: Final answer
    x = 81,173.44

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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.