Home / 239,724.11-330,943.64-175,120.80

Finding the Fourth Proportional to 239,724.11, 330,943.64 and 175,120.80

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Solution

The fourth proportional to 239,724.11, 330,943.64 and 175,120.80 is: 241,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,724.11 : 330,943.64 = 175,120.80 : x
  2. Step 2: Convert to fraction form
    239,724.11/330,943.64 = 175,120.80/x
  3. Step 3: Cross multiply
    239,724.11x = 330,943.64 × 175,120.80
  4. Step 4: Simplify right side
    239,724.11x = 57,955,115,429.51
  5. Step 5: Solve for x
    x = 57,955,115,429.51/239,724.11
  6. Step 6: Final answer
    x = 241,757.56

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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.