Home / 250,170.06-345,227.95-142,738.14

Finding the Fourth Proportional to 250,170.06, 345,227.95 and 142,738.14

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Solution

The fourth proportional to 250,170.06, 345,227.95 and 142,738.14 is: 196,974.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,170.06 : 345,227.95 = 142,738.14 : x
  2. Step 2: Convert to fraction form
    250,170.06/345,227.95 = 142,738.14/x
  3. Step 3: Cross multiply
    250,170.06x = 345,227.95 × 142,738.14
  4. Step 4: Simplify right side
    250,170.06x = 49,277,195,459.01
  5. Step 5: Solve for x
    x = 49,277,195,459.01/250,170.06
  6. Step 6: Final answer
    x = 196,974.79

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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.