Home / 168,107.31-250,930.49-148,178.88

Finding the Fourth Proportional to 168,107.31, 250,930.49 and 148,178.88

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Solution

The fourth proportional to 168,107.31, 250,930.49 and 148,178.88 is: 221,183.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,107.31 : 250,930.49 = 148,178.88 : x
  2. Step 2: Convert to fraction form
    168,107.31/250,930.49 = 148,178.88/x
  3. Step 3: Cross multiply
    168,107.31x = 250,930.49 × 148,178.88
  4. Step 4: Simplify right side
    168,107.31x = 37,182,598,225.16
  5. Step 5: Solve for x
    x = 37,182,598,225.16/168,107.31
  6. Step 6: Final answer
    x = 221,183.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.