Home / 239,820.97-330,953.43-132,391.15

Finding the Fourth Proportional to 239,820.97, 330,953.43 and 132,391.15

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Solution

The fourth proportional to 239,820.97, 330,953.43 and 132,391.15 is: 182,700.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,820.97 : 330,953.43 = 132,391.15 : x
  2. Step 2: Convert to fraction form
    239,820.97/330,953.43 = 132,391.15/x
  3. Step 3: Cross multiply
    239,820.97x = 330,953.43 × 132,391.15
  4. Step 4: Simplify right side
    239,820.97x = 43,815,305,194.14
  5. Step 5: Solve for x
    x = 43,815,305,194.14/239,820.97
  6. Step 6: Final answer
    x = 182,700.06

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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.