Home / 250,025.13-345,034.70-136,847.88

Finding the Fourth Proportional to 250,025.13, 345,034.70 and 136,847.88

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Solution

The fourth proportional to 250,025.13, 345,034.70 and 136,847.88 is: 188,850.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,025.13 : 345,034.70 = 136,847.88 : x
  2. Step 2: Convert to fraction form
    250,025.13/345,034.70 = 136,847.88/x
  3. Step 3: Cross multiply
    250,025.13x = 345,034.70 × 136,847.88
  4. Step 4: Simplify right side
    250,025.13x = 47,217,267,221.44
  5. Step 5: Solve for x
    x = 47,217,267,221.44/250,025.13
  6. Step 6: Final answer
    x = 188,850.09

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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.