Home / 239,335.97-330,287.49-131,904.45

Finding the Fourth Proportional to 239,335.97, 330,287.49 and 131,904.45

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Solution

The fourth proportional to 239,335.97, 330,287.49 and 131,904.45 is: 182,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,335.97 : 330,287.49 = 131,904.45 : x
  2. Step 2: Convert to fraction form
    239,335.97/330,287.49 = 131,904.45/x
  3. Step 3: Cross multiply
    239,335.97x = 330,287.49 × 131,904.45
  4. Step 4: Simplify right side
    239,335.97x = 43,566,389,710.33
  5. Step 5: Solve for x
    x = 43,566,389,710.33/239,335.97
  6. Step 6: Final answer
    x = 182,030.27

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1.5x scale

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.