Home / 154,360.20-231,540.30-148,455.30

Finding the Fourth Proportional to 154,360.20, 231,540.30 and 148,455.30

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Solution

The fourth proportional to 154,360.20, 231,540.30 and 148,455.30 is: 222,682.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,360.20 : 231,540.30 = 148,455.30 : x
  2. Step 2: Convert to fraction form
    154,360.20/231,540.30 = 148,455.30/x
  3. Step 3: Cross multiply
    154,360.20x = 231,540.30 × 148,455.30
  4. Step 4: Simplify right side
    154,360.20x = 34,373,384,698.59
  5. Step 5: Solve for x
    x = 34,373,384,698.59/154,360.20
  6. Step 6: Final answer
    x = 222,682.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.