Home / 250,629.62-345,836.88-143,206.61

Finding the Fourth Proportional to 250,629.62, 345,836.88 and 143,206.61

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Solution

The fourth proportional to 250,629.62, 345,836.88 and 143,206.61 is: 197,606.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,629.62 : 345,836.88 = 143,206.61 : x
  2. Step 2: Convert to fraction form
    250,629.62/345,836.88 = 143,206.61/x
  3. Step 3: Cross multiply
    250,629.62x = 345,836.88 × 143,206.61
  4. Step 4: Simplify right side
    250,629.62x = 49,526,125,468.59
  5. Step 5: Solve for x
    x = 49,526,125,468.59/250,629.62
  6. Step 6: Final answer
    x = 197,606.84

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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.