Home / 239,067.44-329,913.06-131,637.21

Finding the Fourth Proportional to 239,067.44, 329,913.06 and 131,637.21

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Solution

The fourth proportional to 239,067.44, 329,913.06 and 131,637.21 is: 181,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,067.44 : 329,913.06 = 131,637.21 : x
  2. Step 2: Convert to fraction form
    239,067.44/329,913.06 = 131,637.21/x
  3. Step 3: Cross multiply
    239,067.44x = 329,913.06 × 131,637.21
  4. Step 4: Simplify right side
    239,067.44x = 43,428,834,760.96
  5. Step 5: Solve for x
    x = 43,428,834,760.96/239,067.44
  6. Step 6: Final answer
    x = 181,659.35

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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.