Home / 220,500.42-330,334.41-130,273.91

Finding the Fourth Proportional to 220,500.42, 330,334.41 and 130,273.91

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Solution

The fourth proportional to 220,500.42, 330,334.41 and 130,273.91 is: 195,164.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,500.42 : 330,334.41 = 130,273.91 : x
  2. Step 2: Convert to fraction form
    220,500.42/330,334.41 = 130,273.91/x
  3. Step 3: Cross multiply
    220,500.42x = 330,334.41 × 130,273.91
  4. Step 4: Simplify right side
    220,500.42x = 43,033,953,546.57
  5. Step 5: Solve for x
    x = 43,033,953,546.57/220,500.42
  6. Step 6: Final answer
    x = 195,164.95

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1.5x scale

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.