Home / 150,243.38-207,335.88-82,260.36

Finding the Fourth Proportional to 150,243.38, 207,335.88 and 82,260.36

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Solution

The fourth proportional to 150,243.38, 207,335.88 and 82,260.36 is: 113,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,243.38 : 207,335.88 = 82,260.36 : x
  2. Step 2: Convert to fraction form
    150,243.38/207,335.88 = 82,260.36/x
  3. Step 3: Cross multiply
    150,243.38x = 207,335.88 × 82,260.36
  4. Step 4: Simplify right side
    150,243.38x = 17,055,523,898.36
  5. Step 5: Solve for x
    x = 17,055,523,898.36/150,243.38
  6. Step 6: Final answer
    x = 113,519.30

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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.