Home / 250,850.12-346,173.40-143,422.41

Finding the Fourth Proportional to 250,850.12, 346,173.40 and 143,422.41

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Solution

The fourth proportional to 250,850.12, 346,173.40 and 143,422.41 is: 197,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,850.12 : 346,173.40 = 143,422.41 : x
  2. Step 2: Convert to fraction form
    250,850.12/346,173.40 = 143,422.41/x
  3. Step 3: Cross multiply
    250,850.12x = 346,173.40 × 143,422.41
  4. Step 4: Simplify right side
    250,850.12x = 49,649,021,575.03
  5. Step 5: Solve for x
    x = 49,649,021,575.03/250,850.12
  6. Step 6: Final answer
    x = 197,923.05

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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.